Alternation of generations is a term used to describe what features of flowering plants?
A. They have apical meristems.
B. They have vascular tissues.
C. They have both gamete and spore producing stages in their life cycle.
D. They lack eggs and sperm.
E. They have both eggs and sperm.
C. They have both gamete and spore producing stages in their life cycle.
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Mutagenic chemicals that ____ and are incorporated into DNA or RNA during synthesis are called base analogs
a. resemble nucleotides b. resemble genes c. resemble amino acids d. cause deletion mutations e. cause frameshift mutations
What is the function of a polar body?
a. it directs sperm to the urethra b. it provides nourishment to the developing oocyte c. it serves as a nurse cell to spermatids d. it may become a functional oocyte e. it has no function
Which of the following does NOT describe some
aspect of polysaccharides? a. energy storage b. straight or branched chain c. glucose subunits d. contain only carbon, hydrogen, and oxygen atoms e. produced by condensation reactions
In the process of inflammation, the vasodilation is the result of Mast Cells degranulation
a. true b. false