Consider several human populations of equal size and net reproductive rate, but different in age structure. The population that is likely to grow the most during the next 30 years is the one with the greatest fraction of people in which age range?
A) 50 to 60 years
B) 40 to 50 years
C) 30 to 40 years
D) 20 to 30 years
E) 10 to 20 years
Ans: E) 10 to 20 years
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Mismatch repair, base excision repair, and nucleotide excision repair are similar in that (select all that apply):
A. each repairs a single mismatched base. B. each repairs a short strand of mismatched nucleotides. C. each repairs multiple mismatched or damaged bases across a region. D. each uses an undamaged segment of DNA as the template to repair a damaged segment of DNA. E. none of these.
In what phase of the cell cycle does a typical
cell spend most of its life?
a. interphase b. prophase c. metaphase d. anaphase e. telophase
Amphibian eggs have large amounts of yolk at the __________ pole, and most metabolism takes place
at the __________ pole. a. animal; vegetal b. animal; animal c. vegetal; vegetal d. vegetal; animal e. totipotent; telolecithal
Which of the following is involved in the in vitro diagnostic testing of serum?
A.) mycology B.) hematology C.) serology D.) histology E.) virology