Special epidermal outgrowths that remove excess salt accumulated in seashore plants are an exampleof:a
plasmodesmata.
b. guard cells.
c. stomata.
d. sclereids.
e. trichomes
E
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A population of flowers is in Hardy-Weinberg equilibrium with an allele frequency for white flowers (w) of 40%. What percentage of the flowers will have the colored or dominant phenotype?
A. 16% B. 25% C. 40% D. 60% E. 84% 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 already know about the Hardy-Weinberg principle? 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?
Which of the following have been produced through
genetic engineering? a. insect resistant corn b. drought tolerant banana trees c. aspen trees that produce less lignin for better paper making d. glyphosate resistant soy e. all of these
If before treating barley seeds with GA, the seed coat and aleurone layers were physically removed, then what would you expect:
A) An enhancement of the breakdown of starch by GA, as GA would longer need to penetrate the aleurone layer. B) A reduction in starch breakdown. C) An increase in the release of amylase. D) The release of more glucose that is needed by the embryo for germination.
Transposition (insertion of a transposon into a DNA sequence) results in the formation of base substitution mutations in a cell's DNA
Indicate whether the statement is true or false