The plant in row b of Figure 38-2 demonstrates a photoperiodic response characteristic of:
a. short-day plants.
b. day-neutral plants.
c. long-day plants.
d. long-night plants.
e. intermediate-day plants.
C
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If a short sequence of DNA is 5' AATTGCCGT 3', its complement is
A. 5' AAAACGCCA 3'. B. 3' TTAACGGCT 5'. C. 3' TTAACGGCA 5'. D. 3' TTAAGCCGA 5'. E. 5' TTAACGGCA 3'. Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain? Gather Content · What do you already know about base-pairing? Consider Possibilities · Consider the different answer options. Which can you rule out? 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?
Lyell's theory of uniformity is the idea that ________
a. None of these answers b. rapid, sudden changes have changed the Earth c. gradual, repetitive changes have shaped the Earth d. lines of descent improve each generation as a result of internal drive by the organism e. catastrophic geological events have shaped the Earth
Sapwood is functional secondary xylem. Indicate whether the statement is true or false
What is one main effect of auxins on plant growth?
A) They reduce growth by inducing leaves to fall. B) They increase growth by promoting cell elongation. C) They increase growth by increasing the rate of photosynthesis. D) Auxins have no effect on plant growth.