Biology
5th Edition
ISBN: 9781260487947
Author: BROOKER
Publisher: MCG
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Chapter 20, Problem 2TY
Summary Introduction
Introduction: The development of plants from the embryo occurs through a series of developmental stages. Tissues begin to form in the plant embryo first during the heart stage. A basic body plan and organization is established at the heart stage of development.
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1. When the leaf insertion is inserted upon an aerial stem, it is ____.a. Ramalb. Radicalc. Caulined. Perfoliate2. What protects the bud and emerging young leaves?a. Petioleb. All of the abovec. Laminad. Stipules3. Which of the following has a solitary determinate inflorescence?a. Peppermintb. Lilacc. Sundewd. Anemone4. The scientist observes a small bubble produced by the plants upon exposure to the sunlight.a. T.W Engelmannb. Jan Ingenhouszc. Joseph Priestleyd. Theodore de Saussure5. The scientist formulated two biological processes in plants which are photosynthesis and respiration.a. Theodore de Saussureb. Joseph Priestleyc. T.W Engelmannd. Jan Ingenhousz
Hi there
can you please answer the biology question. please answer both questions, much information is not required just state the answer.
1. the option for the graphis : I, II,III,IV
2. Leaves are able to to modified into many structures except which of the follwoing:
a.Axillilary buds to become branches
b.Tendrils for grasping onto surface
c.Spines for protection from herbivores
d. Coloured tissue for the attraction of pollinators
Chapter 20 Solutions
Biology
Ch. 20.1 - 20.1 General Themes in Development Concept Check:...Ch. 20.1 - Prob. 2CCCh. 20.1 - Prob. 1CSCh. 20.2 - Development in Animals I: Pattern Formation...Ch. 20.2 - Development in Animals I: Pattern Formation...Ch. 20.2 - Prob. 3CCCh. 20.2 - Core Skill: Modeling The goal of this modeling...Ch. 20.2 - Development in Animals I: Pattern Formation Core...Ch. 20.3 - Development in Animals II: Cell Differentiation...Ch. 20.3 - Development in Animals II: Cell Differentiation...
Ch. 20.3 - Development in Animals II: Cell Differentiation...Ch. 20.3 - Development in Animals II: Cell Differentiation...Ch. 20.3 - Development in Animals II: Cell Differentiation...Ch. 20.4 - Development in Plants Concept Check: Where are...Ch. 20.4 - Prob. 2CCCh. 20 - The process whereby a cells morphology and...Ch. 20 - Prob. 2TYCh. 20 - Positional information is important in determining...Ch. 20 - Morphogens are a. molecules that disrupt normal...Ch. 20 - Prob. 5TYCh. 20 - Arrange the following phases of pattern formation...Ch. 20 - Prob. 7TYCh. 20 - Which of the following genes do not play a role in...Ch. 20 - An embryonic stem cell that can give rise to any...Ch. 20 - Prob. 10TYCh. 20 - Prob. 1CQCh. 20 - The MyoD gene in mammals plays a role in muscle...Ch. 20 - Prob. 3CQCh. 20 - Prob. 1COQCh. 20 - Is it possible for a phenotypically normal female...
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- The ________ are collectively called the calyx. a. sepals b. petals c. tepals d. stamensarrow_forward36. This describe a leaf that is terminated with a single leafleta. tripinnateb. bipinnatec. paripinnated. lyrate37. what describes a leaf that is largest as its terminala. quadrifoliateb. lyratec. tripinnated. trifoliate38. what does primordial mean?a. parallel veined leavesb. flattened leaves developed by the stemc. capacity of the leaves to form budsd. group of cells that will form new leaves39. which function of the leaves refers to the chemical reactions required to synthesize energya. photosynthesisb. transpirationc. assimilationd. respiration40. This process happens when the water molecules in the plant tissues are removed from the aerial parts of the plantsa. respirationb. transpirationc. photosynthesisd. assimilation THANK YOUarrow_forward35. what are plastids containing starch grains that act as gravity senorsa. amyloplastsb. vacuolesc. root hairsd. passage cell36. the region of the differentiation or ____ contains protuberances.a. cortexb. secondary tissuec. root hair zoned. cambiumarrow_forward
- Sometimes, plant endogenous enzymes can help breakdown cell walls. This will occur in _____ with the help of the _____. Select one: a. fruits, cellulase b. roots, cellulose c. roots, pectinase d. none of the above e. fruits, pectinasearrow_forwardApical dominance in a stem results in: a. There is an increase in the number of leaves produced. O b. Side branches do not grow. O c. Leaves at the top are much larger than those beneath them. O d. Leaves are only produced on the main stem. O e. The stem grows upwards.arrow_forwardLeaflets are a characteristic of ________ leaves. a. alternate b. whorled c. compound d. oppositearrow_forward
- Choose the one answer that fits best. Which of the following statements regarding seed germination is NOT correct? O a. The first structure to emerge is the root O b. The root grows away from the light or down O c. Seeds can always germinate no matter what temperature and light conditions are d. There is no photosynthesis until green leaves emerge e. Enzymes inside the embryo break down nutrients during germinationarrow_forwardC. For numbers 21 to 24, match the parts of the flower with what they will develop into after fertilization. A. Endosperm of the seed B. Plant embryo C. Fleshy fruit that can be D. Whole seed E. Seed coat eaten 21. Ovule 23. Polar Nuclei 22. Ovary 24. Eggarrow_forwardIn plants, fibers are a type of______ cell. a. parenchyma c. collenchyma b. sclerenchyma d. mesophyllarrow_forward
- New plant cells originate from thea. parenchyma.b. collenchyma.c. sclerenchyma.d. base of the shoot.e. apical meristem.arrow_forward31. what maintains the turgor of plant cellsa. all of the aboveb. parenchymac. schlerenchymad. collenchyma32. what is the basic functions of parenchyma? I. Produce food for the plantII. Store nutrientsIII. Shoot support a. l, lllb. ll, lllc. l, ll, llld. l, ll33. these are appendages on plant surfacesa. vessels elementsb. tracheidsc. trichomesd.34. Root hairs of plants originate from _____ which has a lifespan shorter than of epidermisa. root cortexb. tracheidsc. velamend. protoderm35. what are modified roots that arise from the stema. prop rootsb. contractile rootsc. adventitious rootsd. storage roots THANK YOUarrow_forwardThe seed coat forms from the______ . a. integuments c. endosperm b. coleoptile d. sepalsarrow_forward
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