In actively dividing cancer cells, ________ often results, as three or more poles may be present during mitosis.
Fill in the blank(s) with the appropriate word(s).
aneuploidy
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Many genes are expressed when embryonic stem cells differentiate into muscle. This population of RNAs present in these cells would be called the ______________
Fill in the blanks with correct word
Characters that exist in two or more discrete states are described as exhibiting ____
a. quantitative variation b. qualitative variation c. genetic equilibrium d. punctuated equilibrium e. disruptive selection
Small birds must eat more frequently than large birds in order to maintain their body temperature. This is because:
A. large birds are cold-blooded. B. small birds are cold-blooded. C. small birds have a lower surface area to volume ratio than large birds. D. small birds have a higher surface area to volume ratio than large birds.
Which of the following attributes is the most critical for increasing the chance of cospeciation of parasite and host?
a. The life history of parasite and host are tightly linked. b. The parasite and host are coevolving. c. The parasite adjusts its life cycle to its host's life cycle. d. The parasite is only transmitted vertically from parent to offspring.