Companion cells are connected via plasmodesmata to
a. trichomes.
b. tracheids.
c. sieve tube members.
d. guard cells.
e. vessel members.
C
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If a cell was capable of bypassing metaphase and going directly from prometaphase to anaphase, what is the most likely consequence of this?
A. The resulting daughter cells would not have a nuclear envelope. B. The resulting daughter cells would have significantly different quantities of cytoplasmic materials. C. The resulting daughter cells would have different numbers of chromosomes. D. The resulting daughter cells would be completely normal. 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 metaphase? 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?
If the peptidoglycan layer is between two plasma membranes in an organism, that organism is ____
a. Gram-negative b. an archaean c. Gram-positive d. chemoautotrophic e. eukaryotic
Which hormone increases HCl secretion?
a. gastrin b. somatostatin c. leptin d. ghrelin e. secretin
Which of the following statements concerning biofilms is FALSE?
a. They are formed by bacteria living in a watery environment. b. They enable bacteria to attach to solid surfaces. c. They are usually less than 2 ?m thick. d. An example is dental plaque. e. They may develop on surgical implants.