In most developed countries, overall population growth rates ________
A) are high, so the population size is growing rapidly
B) are high, so the population size is fairly stable
C) are near zero, so the population size is fairly stable
D) are low, so the population size is declining
C
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Which gamete genotypes are expected to contribute to viable offspring when an individual is heterozygous for a paracentric inversion and crossing-over occurs as shown in the diagram? (The ? symbol represents a centromere.) (Select all that apply.)
A) ? A B C D E
B) ? a d c b e
C) e b c D E
D) ? A B C d e
E) A B C ? d a
F) e b c ? D E
G) A B C ? D E
H) a d ? c b e
J) ? A B C d a ?
Dominant species tend to be more abundant than other species because they
A) prey upon or parasitize other species. B) outcompete other species. C) are preyed upon less than other species. D) reproduce more rapidly than other species.
Identify three of the five basic themes in biology:I
The cellular composition of life II. The evolution of life III. The interactions of living systems IV. The mechanisms of disease V. The transmission of information a. I, II, and III b. II, III, and IV c. III, IV, and V d. I, IV, and V e. II, III, and V
Explain the mechanisms required for a Venus flytrap to close its trap when stimulated by an insect.
What will be an ideal response?