What is the color of light that chlorophylls absorb that has the highest energy?
A. green
B. red
C. yellow-orange
D. violet-blue
Answer: D
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________ are small oligonucleotides, 20—30 nucleotides in length, that bind specifically to mRNA and stop translation.
Fill in the blank(s) with the appropriate word(s).
Plants in general require how many essential
elements, both macro and micro, for their growth and survival?
a. 6 b. 12 c. 16 d. 22 e. 28
Which chromosomal arrangements are assured by the gametes that are produced by independent assortment?
a. chromosomes containing genes from the paternal and maternal chromosomes b. some paternal chromosomes and some maternal chromosomes c. only maternal chromosomes d. only paternal chromosomes
Why are most bryophytes less than 10 cm tall?
A. They lack a cuticle. B. They are seedless. C. They have underdeveloped stomata. D. The have conducting cells instead of tracheids. E. They have no H2O transport mechanisms.