Leaf blades grow larger as a result of cell division in the
A. marginal meristems.
B. lateral meristems.
C. apical meristems.
D. All of these are correct.
Answer: A
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Severe cases of Staphylococcus aureus food poisoning may require treatment
A) with powerful antibiotics. B) for dehydration. C) with cleansing enemas. D) for dehydration, along with powerful antibiotics and cleansing enemas.
The seed develops from the ____
a. gametophyte b. ovary c. ovule d. pollen grain e. zygote
In a certain breed of chicken, two genes control color. A dominant allele (I) inhibits the expression of
any color gene (C). A second recessive gene (c) results in albinism when homozygous (cc). Give the F2 phenotypic ratio of a colored chicken ii CC with a white II cc. What will be an ideal response?
The lac operon is an example of a(n) _______ operon.
a) repressible b) inducible c) noninducible d) constitutive e) irrepressible