Which of the following statements about Caenorhabditis elegans is FALSE?
a. It is asexual.
b. It is anatomically simple.
c. It has a fixed cell number.
d. Specimens do not have to be killed to be studied.
e. It completes its life cycle in three days.
A
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A rule of thumb known as the morphospecies concept holds that:
A. morphology may vary within a species on the basis of sex. B. morphology is generally consistent within a species. C. morphology is not a reliable indicator of common species. D. morphology may vary within a species on the basis of life stage.
Sexual reproduction decreases the genetic variation of a species
Indicate whether the statement is true or false
Two isolates with identical RFLPs are considered
A. the same strain. B. different strains. C. possibly the same strain. D. different genera.
Light reactions: getting energy from light!
What will be an ideal response?