Which of the following is NOT related to the
study of population demographics?
a. in a lake, there are 5 rainbow trout per 50
square meters
b. in Yellowstone National Park, there are
approximately 3,000 American bison
c. African wild dogs live in packs distinct
from each other and scattered through the
savanna
d. cheetahs are most successful at catching
gazelles
e. cacti grow in the desert more or less evenly
spaced from each other
D
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The idea that many species that once lived are now extinct due to major geologic events is called ________ and was developed by ________
a. catastrophism / Georges Cuvier b. inheritance of acquired traits / Jean-Baptiste Lamark c. principles of geology / Charles Lyell d. evolution / Charles Darwin
The outer surface of a bone is covered with a tough connective tissue called the ________
Fill in the blank(s) with correct word
Late log phase of the bacterial growth curve
A. is marked by the production of primary metabolites. B. is marked by the production of secondary metabolites. C. is a transition into the death phase. D. shows a decline in cell numbers.
Substitution of one base pair for another in a coding region of a gene can result in a ____ mutation where a codon
specifying an amino acid is changed to a stop codon.
a. missense b. chromosomal c. frameshift d. silent e. nonsense