Various forms of a single gene at a given locus is
called
a. kinetochores.
b. alleles.
c. autosomes.
d. loci.
e. chromatids.
Answer: b
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While touring the ancient Egypt exhibit at the local history museum, you learn that ancient Egyptians would slash figs in order to stimulate ripening. Based on your knowledge of plant hormones you hypothesize that wounding the figs must release:
A. abscisic acid. B. gibberellin. C. indoleacetic acid. D. ethylene. E. cytokinin.
If a mutation prevented the formation of lignin, what tissue would be most affected?
a. vascular cambium b. collenchyma c. phloem d. sclerenchyma e. parenchyma
What term is used to indicate a relatively new characteristic, in an evolutionary sense?
a. homologous trait b. analogous trait c. cladistic trait d. ancestral trait e. derived trait
Which of the following is not found among the zygomycetes?
A. Fusion of gametes B. Flagellated cells C. Saprophytic nutrition D. Nonseptate hyphae