Dicot root labeled

Learn vocabulary, terms, and more with flashcards, games, and other study tools. In certain dicots the root of the same plant may show di-, tri-, and tetrarch xylem. Hold the dissected plant material between your index finger and thumb, while keeping the edge of the razor perpendicular to the longitudinal axis of the plant. Question: 2 points Save Answer Question 6 The vascular bundle from a dicot root is shown below. About this Worksheet. The epidermis is the outermost tissue in leaves that is composed of a compact layer of thin-walled barrel-shaped cells. 2. The cross-over part of the dicot root shows the accompanying arrangement of the course of action of tissues from the fringe to the middle. The arrangement of tiss A look at monocot and dicot stems. These plant roots have a comparatively narrow, and tap root-like structure. The tip of the root is protected by the root cap, a structure exclusive to roots and unlike any other plant structure. Why do the large-diameter cells labeled "A" in the photomicrograph stain darkly? [2 pt: L2; II. 2014), which is dominated by the genera of Acidobacteria, Verrucomicrobia Also, read Anatomy of Monocot and Dicot Plants. This type of xylem is called endarch xylem. Notice how the vascular bundles of dicots are arranged in a ring around the circumference of the plant stem with the cortex to the outside and pith to the inside. Vascular bundles are scattered through the pith. Angiosperms represent flowering plants that first evolved 125 million years ago during the Cretaceous Period. 1 11. Analyze the structure and identify the parts of a dicot root including the primary root morphology and anatomy of seed plants, and the remaining exercises survey the plant kingdom, including fungi and algae. Rhizodermis or Epiblema The peripheral layer comprises a single layer of parenchy Start studying Dicot Root Labelling. Magnoliatae Takht. The monocot root is similar to a dicot root, but the center of the root is filled with pith. Fig 3. Certain roots become specialized due to their peculiar The monocotyledonous embryos have a single cotyledon. Epiblema or Piliferous Layer. MCQ on Anatomy of Dicot Root. Zea mays (corn) is often used as a model organism for monocot anatomy. In typical monocots, the phloem cells and The food is stored by the pith cells. 3 2. The name refers to one of the typical characteristics of the group: namely, that the seed has two embryonic leaves or cotyledons. Cortex: It is made up of parenchymatous cells and is loosely arranged This micrograph of a herbaceous dicot stem shows four basic parts (in order from outside to inside): epidermis, cortex, vascular bundle, and pith. Each stoma is flanked by two guard cells that regulate its (b) opening and closing. Feb 26, 2024 · Post-Lab: 1. There is blunder in slide no 15 and 16 of dicot stem. These exercises can be used in conjunction with A Photographic Atlas for the Botany Laboratory, 7e. Epidermis or Epiblema is the outermost layer of roots which is composed of a compact layer of thin-walled, polygonal parenchymatous cells with no intercellular spaces. Cicer- Root: ADVERTISEMENTS: It is circular in outline (Fig. Nov 29, 2010 · Root tips of dicotyledonous plants have been studied for well over a hundred years, with many papers published on root apical meristem (RAM) organization and many other aspects of root structure and development ( Popham, 1966; Groot and Rost, 2001 a, b; Groot et al, 2003; Heimsch and Seago, 2008 ). Sep 23, 2012 · Anatomy of dicot roots. See Answer. Piliferous Layer or Epiblema or Epidermis. A. Here’s the best way to solve it. What two types of vascular tissue are included in the vascular system? C1. EPIDERMIS - The outermost layer of the dicot root is termed as EPIDERMIS. It helps in conduction of sap. Grasses such as wheat, rice, and corn are examples of fibrous root systems. The dicotyledonous embryos have a pair of cotyledons. In the image on the right, label the cuticle Curtis, Lersten, and Nowak 2002 rev. It functions for storage of foods. Aug 17, 2022 · by Lakna. Lettered prompts are provided adjacent to the image. Normally, dicots and monocots differ in four aspects which include stems, flowers, leaves, and roots. Root Growth and Anatomy. Monocot seeds have one cotyledon while dicotyledons, or dicots, have two. Identify the tissues in the root that originate from the root meristems and the cells into which they eventually mature. Within the stem, bundles of vascular tissue, consisting of xylem May 9, 2024 · Dicot Roots. A carrot is an example of a dicot root. 5. . Each slide measures 75mm (3") wide, 25mm (1") long and 0. Keep exploring BYJU’S Biology to learn more such exciting topics. A fibrous root system forms a dense network of roots that is closer to the soil surface. Root Anatomy: Primary Tissues and Cells. Protoxylem is first formed that lies towards the center but metaxylem is later formed that lies towards the periphery. Anatomy of Dicotyledonous Roots: I. The epidermal multicellular stem hairs help in Monocot roots, interestingly, have their vascular bundles arranged in a ring. The first image is of the corn seedling at an earlier stage. Fibrous root systems are found in monocots; tap root systems are found in dicots. Pith: The pith is generally absent in the dicot root, but if it is present, it is small and consists of parenchyma cells. Draw and label cross sections of dicot and monocot stems. In a few plants like rhizomes, roots also help in storing the In many ways, the anatomy of a monocot root is nearly identical to that of a dicot root. Vascular bundles: Article Shared by. Monocot root examples are peas, beans, peanuts, and maize. Each vascular bundle contains: Jan 24, 2023 · Monocotyledonous Root. The outer pericycle, endodermis, cortex and epidermis are the same in the dicot root. An example of a tap root system is a carrot. 1. B ס ס ח ד ১. epidermis 3. The stem supports the plant, facilitates water and nutrient transport between the different parts of the plant, and contains tissues that help the plant grow. They have a fibrous root system. External Structure of the Dicot Root Root cap protects the tip of the root and it is slimy to facilitate movement through the soil as the root grows. Pith is well developed in monocot root. Root systems are mainly of two types (Figure 1). Explore a detailed diagrammatic cross-section of a young dicotyledonous See Answer. There is figure of monocot root in place of dicot stem. Question: Identify the labeled structures in the longitudinal section of the dicot root model. The cotyledon is an embryonic leaf in a seed that is the first to emerge when it germinates. D. Dec 12, 2022 · Hi friends,The transverse section of the dicot root shows the following plan of arrangement of tissues from the periphery to the centre. Microorganisms associated with the plant roots are mostly derived from the soil environment (Shrivastava et al. ADVERTISEMENTS: In this article we will discuss about the internal structure of dicot roots with the help of diagrams. In contrast, a dicot root is a taproot having a single, thick root that grows deep into the soil and small lateral branches. The vascular cylinder includes xylem for water transport and phloem for nutrient transport. Despite this attention, plant biologists tend A tap root system has a single main root that grows down. Question: Identify the labeled structures in a prepared slide of a dicot root. Dicot Root Cross Sections Curtis, Lersten, and Nowak 2002 I Dicot Root 100x. Ranunculus (buttercup) root tip cross section. Moreover, it has got xylem in the shape of ‘X’, surrounded by the phloem. 3: In typical eudicots, the vascular tissue forms an X shape in the center of the root (left). Jul 13, 2022 · Dicot root is a taproot structure, meaning they have a single thick root with lateral branches, and they go deep inside the soil. Mature root anatomy. Typical dicot root cross-section. Single, prepared slide of a cross section of helianthus root. xylem (summer) 8. Feb 15, 2021 · AI-enhanced description. The corn stem consists of: an external rind. Stele - it comprises of vasc … View the full answer Previous question Next question Study with Quizlet and memorize flashcards containing terms like Dicot root a) epidermis b) cortex c) xylem d) phloem e) endodermis, Dicot root stele a) phloem b) xylem c) cortex d) endodermis e) pericycle f) passage cells g) vascular cambium, Root tip a) zone of maturation b) zone of elongation c) apical meristem/zone of growth d) root cap e) epidermis f) cortex g) phloem h) xylem i In many ways, the anatomy of a monocot root is identical to that of a dicot root (Figure). A B С D E A Choose B I Choose) zone of cell division zone of maturation root cap root apical meristem zone of elongation D D E Choose. The types are: 1. These plant roots have a comparatively wider, and fibrous root-like structure. Epidemis of the dicot root acts Nov 10, 2021 · Phloem is the tissue that transports the carbohydrates (sugars) produced in photosynthesis throughout the plant. It notes that in dicot roots, the primary xylem is exarch, meaning the protoxylem lies towards the periphery See Answer. Round clusters of xylem cells are embedded in the phloem, symmetrically arranged around the central pith. Dicot roots have their xylem in the center of the root and phloem outside the xylem. Common examples of dicots include fruits like grapes and apples, trees like chestnut and oak, vegetables like soybean and carrot, and flowers like rose and hollyhock. C. In the transverse section, vessels of the xylem are angular or polygonal in shape. Better known as sunflower, Helianthus is a dicot Stained for better The anatomy of the stem (internal structure) can be examined through longitudinal sections (cutting the stem lengthwise) or in cross sections (cutting a slice of the stem perpendicular to the length). Epidermis: It is single-layered and composed of thin- walled cells. This is a free printable worksheet in PDF format and holds a printable version of the quiz Label the Dicot Root. I. The root cap is continuously replaced because it gets damaged Dicot root: Monocot root : Pericycle : Gives rise to secondary roots and lateral meristem and is single layered. Notice how the vascular bundles of dicots are arranged in a ring around the circumference of the plant stem with the cortex to the Mar 7, 2024 · The root of monocot plants is called monocotyledon root or monocot root. m 20 [Choosel > Choose < I choose < Choose Call ch Question 4. Dicot roots belong to dicotyledonous plants, which have two embryonic seed leaves. Using the edge of the blade, shift these sections into a watch glass with the help of a brush. It has a large developed pith. Aug 3, 2023 · Structure of Monocot and Dicot Leaves. Monocot Root Cross Section. Find Internal Root Structure Monocot Dicot Stems stock images in HD and millions of other royalty-free stock photos, 3D objects, illustrations and vectors in the Shutterstock collection. Biology Coloring Workbook I. Root growth begins with seed germination. Use the legend below to label each component in the cross-section with the correct letter. APICAL meristems (located at the tips of roots and shoots) give rise to three PRIMARY MERISTEMS May 24, 2015 · About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright The website is getting popularity within a very short period. Lab 2: Monocot and Dicot Plant Stems (30 minute lab session) Activity 1: Label a monocot plant stem. The anatomical features of dicot roots differ from those of monocot roots: Epidermis: Similar to monocot roots, the epidermis of dicot roots serves as the outermost protective layer. Question: Activity 5: Monocot & Dicot Roots The image provided below is labeled for cell types and tissues that you must identify. In a dicot root, the number of xylem and phloem is constant. Ø If the pith is present, very small and centrally located with loosely packed parenchymatous cells. Figure 2. Learn how monocot and dicot roots differ in shape, tissue layers, and vascular arrangement. 2: Close up of Tilia cortex and epidermis. For example, tetrarch and polyarch roots have been reported from Nymphaea chilensis. Study with Quizlet and memorize flashcards containing terms like Structure: Woody Dicot Stem 1. Types of Root Systems. In roots it is usually found in between the xylem in the vascular cylinder. The anatomy or internal structure of both monocot and dicot plants consist of the following parts; 1. xylem (spring) 7. The photograph (courtesy of Turtox) shows the organization of tissues in the corn (maize) stem, a typical monocot. The monocot root’s interior structures resemble those of the dicot root in many ways. Immature Salix (willow) root cross section. Grade 10. In the monocotyledons these roots become short lived and are replaced by superficial adventitious roots. It is a fibrous root with a wide network of thin roots originating from the stem. May 10, 2017 · Ø Pith is usually absent in dicot root. Monocot roots have fibrous roots with xylem and phloem in a circular pattern, while dicot roots have taproots with xylem in the middle and phloem around it. pptx - Download as a PDF or view online for free. The stem supports the plant, holding up the plant’s leaves, flowers, and fruits. 2 8. 170) and reveals following tissues from outside […] Zea mays. Tracheids and vessels consists of smaller protoxylem and larger metaxylem. The cells are living, barrel shaped and compactly arranged without intercellular spaces and chloroplasts. guard cell 4. They may contain stomata for gaseous exchange. Conjunctive tissue in a dicot root is parenchymatous, which forms vascular cambium. Rhizodermis or Epiblema. Dicot roots have an internal structure with different tissues. 1: Stomata: Openings called stomata (singular: stoma) allow a plant to take up carbon dioxide and release oxygen and water vapor. This organ is responsible for the aboveground structure of the plant, and is involved in both structural support and vascular transport. Dicot Root: Part # 2. The cortex is made up of many layers of Feb 28, 2024 · Understand that plant anatomy is more than just roots, stems, leaves, and flowers, but rather, a study of the internal tissues and structures found within organs. It lies below the epiblema. 2015. Legend: A. K Monocot Root 40X. Edward Alcamo,1998 Following in the successful footsteps of the Anatomy and the The root hairs and thin- walled epiblema cells absorb water and minerals salts from the soil. Area dense with chloroplasts that help produce food for the plant B. By printing out this quiz and taking it with pen and paper creates for a good variation to only playing it online. Sep 29, 2022 · There are currently an estimated 175,000 established species of dicot plants occurring under popular families like Asteraceae, Myrtaceae, and Leguminosae. I Dicot Root 100x. Dicotyledon. There are 2 steps to solve this one. Roots develop from the radicle and help in the absorption of water and minerals from the soil that are required for plant life. Use this picture to help orient you when observing the root cross section specimens. Epidermis: It is the outermost layer of the root, having a large number of unicellular root hair. This is the outermost layer of root-derived from the protoderm of the apical meristem. By the end of this lesson you will be able to: Explain how roots elongate and increase in diameter via primary and secondary meristems. b. 19 terms. Some plants, however, also have adventitious roots, which emerge above the ground from the shoot. Start studying Dicot Root Cell Label. The roots fix the plant to the ground and provide support to the part of the plant above ground. Apr 4, 2024 · Dicot root is a taproot structure, meaning they have a single thick root with lateral branches, and they go deep inside the soil. Xylem 3. Epidermis, cortex, endodermis, pericycle, vascular bundles, and pith make up the epidermis. Download now. iii. 1: The external structures of a bean seed, an example of a eudicot (7X). May 15, 2022 · Figure 16. cork cambium 4. The (a) colorized scanning-electron micrograph shows a closed stoma of a dicot. The epidermis and cortex are in a similar arrangement as in monocots. Root hairs commonly do not live for more than one week. Thanks for the concept. Just inside the epidermis is the cortex. A thin transverse section of the young dicot root of Gram, Sunflower or Pea reveals the following structures under the microscope: 1. Banerji (1932) reported tri-, tetra-, and pentarch roots in Enhydra fluctuans. In most dicotyledons it goes to the deeper layers of soil and branches to form a tap root system. This is an MCQ on Anatomy of Dicot Root with Answer Key. Young Sunflower Stems (Figs. Activity 3: Compare monocot and dicot plant roots. With their death the epiblema cells become suberized and cutinised. Leaves in dicots have reticulate or net venation. Activity 2: Label a dicot plant stem Jul 27, 2022 · Watch this video for a detailed description of dicot stems (2:19). The root is made up of a pith in the center surrounded by xylem and phloem vascular tissues that transport water and nutrients radially outward from the center. However, the vascular cylinder has no internal pith region. The phloem cells form a ring around the pith. bark 2. The main difference between monocot and dicot root is that monocot root is fibrous, consists of a wide network of thin roots that originate from the stem, and stay close to the soil surface. Slice it into thin sections. A tap root system has a single main root that grows down. Monocots and dicots are two types of angiosperm plants which reproduce using seeds and fruits. stomata 5. The epidermis is the dermal tissue that surrounds and protects the stem. Dicots have a tap root system, while monocots have a fibrous root system. Monocot and Dicot Roots: Type # 1. Leaves in monocots have parallel venation. Distinguish between monocot and dicot roots. See More: Difference between Monocot and Dicot Stem; Difference between Dicot and Monocot Root; Monocot and Dicot Plants Anatomy Question: Identify the labeled structures in a prepared slide of a dicot root. Nov 11, 2022 · Nov 10, 2022 • Download as PPTX, PDF •. This micrograph of a herbaceous dicot stem shows four basic parts (in order from outside to inside): epidermis, cortex, vascular bundle, and pith. Anatomy. Anatomy of Monocot Root. palisade mesophyll (parenchyma), Structure: Herbaceous Dicot Stem 1. Epidermis is the outermost layer of (dicot) stem with multicellular epidermal stem hairs. When the plant embryo emerges from the seed, the radicle of the embryo forms the root system. Many epidermal cells prolong to form long hairy bodies, the typical unicellular Figure 11. The outer walls of epidermal cells are not cutinised. (Diarch to hexarch condition) Present more than 6 in number (polyarch condition) Pith: Absent or poorly developed. In monocot flowers, the count of parts of the flower is a multiple of three or ADVERTISEMENTS: In this article we will discuss about the two typical dicotyledonous plants which been selected for the study of internal structure of stem with the help of diagrams. 1 / 4. Jun 15, 2017 · CBSE Class 11 Biology, Anatomy of Dicot and Monocot Roots, By Shiksha HouseFor Notes, MCQs and NCERT Solutions, please visit our newly updated website https: Nov 21, 2023 · Dicot Definition. Immature Ranunculus (buttercup) root cross section. Jun 21, 2020 · Lateral roots in dicot arise in this tissue and cork cambium also develops from it. 2 likes • 2,584 views. Rhizodermis or epi Hello Everyone. These roots originate from the embryonic radicle and develop into a primary root system that often evolves into a thick, central taproot. spongy mesophyll (parenchyma) 6. 1 of 18. Understand that plant anatomy is more than just roots, stems, leaves, and flowers, but rather, a study of the internal tissues and structures found within organs. Root development. Vascular bundles: Present 2 to 6 in numbers. There is a round micropyle, where the pollen tube originally entered the ovule. Dicot roots, prominently featured in dicotyledonous plants, play a vital role in plant anatomy and function. Oct 31, 2023 · Figure 30. 2 Monocot stem. May 26, 2017 · Learn the features and examples of dicot plants, which have two cotyledons in the seed and a tap root system. Thousands of new, high-quality pictures added every day. 1 4. The figure below depicts the radial patterning associated with a typical DICOT ROOT. Figure 11. Figure 4. learnxtra. Dicots are one of the two main groups of flowering plants, along with monocots. [1] The dicotyledons, also known as dicots (or, more rarely, dicotyls ), [2] are one of the two groups into which all the flowering plants (angiosperms) were formerly divided. The first root of a seed plant evolves from the radicle and is called a tap root. 5 min read. Feb 3, 2023 · Dicot root has taproots. Jun 23, 2023 · Dicot Root Anatomy. Type your answer into the space provided next to each prompt. 2 There should not be casparian strip in dicot stem. It describes a cross section of a dicot root showing the different tissues including the epidermis, cortex, endodermis, pericycle, vascular bundles, and pith. 1. Draw and label cross sections of dicot and monocot roots. The tissue organization of root can be explained as: a. 1 30. Ø Presence of unicellular unbranded epidermal hairs. Secondary growth is absent in monocot roots due to the lack of cork cambium. pith, Structure: Leaf epidermis 1. A tap root system has a main root that grows down vertically, and from which many smaller lateral Jun 21, 2020 · It consists of tracheids, vessels, xylem parenchyma, xylem fibers. The transverse section (TS) of a typical monocotyledonous root shows the following structures: 1. Surrounding these vascular tissues is the cortex and on the very outermost layer is the epidermis In this chapter, we describe in more detail the plant anatomy of flowering plants resulting from primary growth (growth derived from root or shoot apical meristems), and consider the developmental changes and consequently the patterns shown with age (distance from the apex). In comparison to the dicot root, which has fewer xylem bundles, the monocot root frequently has more than six (polyarch) xylem bundles. Epidermis. 146 & 147): If a thin and uniform transverse section is taken from a young sunflower stem and observed under the […] Jan 25, 2023 · The root may be diarch, triarch, tetrarch, pentarch, and polyarch. Under the root cap is the meristematic region where cells divide continuously by mitosis to produce new cells. The document discusses the anatomy of dicot roots. Phloem 2. All materials in Eisco Labs slides are completely inert and sealed in glass. Diagram illustrating the tissue layers and their organization within monocot and dicot roots. Pith Feb 10, 2019 · ABOUT VIDEO:The internal structure of a dicot root can be studied from transverse section of a young root of sunflower, gram and pea. In some dicots, such as Cucurbita, the middle portion of the pith separates to form a cavity (pith cavity). Each letter is worth 3 points for a total of 24 points. Activity 2: Label a dicot plant root. Root hairs in the zone of maturation aid in absorption. Monocot Root. Instead, it is composed entirely of vascular tissue with xylem at the center in a Y-shape and phloem filling the regions between the arms of the ADVERTISEMENTS: The following points highlight the top two types of monocot and dicot roots. They have a tap root system. Recall the general external anatomy of a stem: Recall the locations of the apical and lateral meristems. an interior filled with pith. Gives rise to lateral root only and is two to three layered thick. All three tissue types are represented in the primary stem. phloem 5. Rather than evolving from gymnosperms, or non-flowering, seed Lab 1: Monocot and Dicot Plant Roots (30 minute lab session) Activity 1: Label a monocot plant root. Cork cambium is present in dicot roots. In Cicer, Vicia, Helianthus, Gossypium and Ranunculus the roots are tetrarch. xylem 2. Sep 17, 2018 · Monocot Root, Leaf, Flower and Plants. A dicot root consists of a central vascular cylinder surrounded by cortex and endodermis. Figure 8. 06" in height. Expertly prepared, and labeled for easy identification. Dilip Gavande. The root cap is continuously replaced because it gets damaged The micropyle is a small round structure next to the hilum where the pollen tube entered. Cortex. Show transcribed image text. Monocot roots often have six xylem (polyarch) bundles more in comparison to dicot roots, which have fewer. The seed coat surrounds the seed. Cortex, epidermis, endodermis, pericycle, pith, and vascular bundles are also present. The epidermis is externally covered by thick cuticle. The monocot root has more than 8 vascular bundles and this is described as polyarch. Following is the labelling of a monocot root - In the question the diagram displayed is of monocot root not dicot root. Education. Because this is from a young, growing stem, the outer cortex is full of collenchyma cells. Nov 5, 2023 · The root anatomy is different for monocot and dicot plants. The image shows a cross section through a monocot root and a dicot root, side by side. 3. Diagram Of Dicot Root || Labelled Diagram Of Dicot Root || Class 11 || BiologyDiagram Of Dicot Root, Labelled Diagram Of Dicot Root, Class 11, Jan 15, 2019 · In this video we go over the external and internal anatomy of a dicotyledon root. TOPICS. Oct 24, 2021 · ROOT ANATOMY: DICOT ROOT CROSS SECTION Dicot Root Diagram Reveals Internal Structure of Dicot Root. А в C -D E וח וד 120 m 20 μη А [Choose] B [Choose epidermis endodermis с xylem cortex pericycle D phloem E [Choose) F [Choose) There are 2 steps to solve this one. This is the upper epidermis layer D. Anatomy of Dicotyledonous Roots 2. 6. Both have pericycles, vascular bundles, endodermis, cortex, and epiblema. 1: A cross section of a young Ranunculus root. phloem 3. J Dicot Root Vascular Bundle 400x. Conjunctive bundles: In between xylem and phloem bundles, there is presence of one or many layers of thin walled elongated parenchymatous cells without intercellular spaces constitutes the conjunctive tissue. Dicot stem. Practical identification points (Dicot Root Anatomy- Primary, Example: Tinospora, Ficus) Ø Single layer of epidermis without cuticle. Additionally, monocot roots have large, developed pith, whereas dicot roots have smaller pith. Aug 3, 2023 · Structure of Monocot and Dicot Root. Know the generalized differences between dicots and monocots. The term monocot is short for monocotyledon. The anatomy of roots is quite similar to that of the dicot root, with some minor differences. L Monocot Root 100X. (Wardlaw, 1928). co Cells enlarge in size in the region of elongation. List the functions of the cells in plant roots. The number of xylem and phloem varies from 2-8 (less than monocot root). Anatomy of Dicot and monocot Root. The epidermis is the outermost layer of cells and it is covered in a thin layer of wax, the cuticle. 1: The images above show a corn seedling in two different stages of development. It has produced a shoot (with one cotyledon) and a long root (radicle). Pith may be reduced or absent in dicot root. This structure can open and close to control gas exchanges C. quizlette80062360. The watch glass must hold water. Dicot Root. A monocot root has more than eight vascular bundles, whereas a dicot root only has four. periderm 6. Orbit navigation Move camera: 1-finger drag or Left Mouse Button Pan: 2-finger drag or Right Mouse Button or SHIFT+ Left Mouse Button Zoom on object: Double-tap or Double-click on object The number of xylem and phloem varies from 8 to 46 (more than dicot root). B] because the cytoplasm absorbs and concentrates the stain because the cytoplasm is rich in saturated fatty acids O because they have lignified secondary The Stem. The internal structure or anatomy of both monocot and dicot leaves can be expressed on the basis of the following structures; 1. The total number of xylem bundles is the difference. ox ci pp er eu fi qm qr hb jv