It is the production and elongation of cells at the shoot tip that lead to increase in shoot length

A. true
B. false


A

Biology & Microbiology

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A cell biologist examines a diploid cell from a particular species of butterfly during prometaphase of mitosis and determines that 10 centromeres are present. Based on this finding, how many chromatids should be present in a single cell from this species in metaphase I of meiosis?   

What will be an ideal response? Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain and what do they mean?   Gather Content   · What do you know about the number of chromatids in a cell? How does it relate to the question?   Consider Possibilities     · What other information is related to the question? Which information is most useful?   Choose Answer · Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer?     Reflect on Process   · Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?

Biology & Microbiology

Cell walls of plants contain cellulose and __________, which aids in structural support

a. cutin b. chitin c. lignin d. lipopolysaccharide e. actin

Biology & Microbiology

In studying a species of fish, a structure is discovered that has no apparent function. If this is a vestigial structure, what should be found in some relatives of this fish?

A) The structure should be absent. B) A similar structure should be present, but it would be larger and have a function. C) The structure should look different and also have no function. D) The structure should be absent from fossils of ancestors of this species.

Biology & Microbiology

Identify two environmental factors that affect the germination of seeds. Then list the adaptation(s) of seeds to deal with each environmental factor. What will be an ideal response?

Biology & Microbiology