Genetic divergences may ultimately lead to
a. new variations.
b. new species.
c. new gene frequencies.
d. new competition.
e. new alleles
B
You might also like to view...
Not all plants have seeds. What main advantage do seeds provide a plant?
A. Seeds allow plants to produce needles. B. Seeds allow plants to grow tall. C. Seeds allow plants to be independent of water for reproduction. D. Seeds allow plants to alternate generations.
Photosynthesis takes place in
A. both plants and animals. B. animals but not plants. C. plants but not animals. D. bacteria only.
Crop plants have been protected from certain insects by the addition of a gene for a specific insect toxin from the bacterium
A. Agrobacterium tumefaciens. B. Bacillus thuringiensis. C. tobacco mosaic. D. Herpes simplex. E. Pseudomonas.
The Red Queen hypothesis is closely tied to the concept of an evolutionary arms race. Which examples below depict an evolutionary arms race?
A. An ant colony feeds its fungus garden, and the fungus garden feeds the ants B. A plant evolves toxins that causes a herbivorous beetle population to dwindle, until an allele for a detoxifying chemical spreads through the beetle population C. A butterfly species that is non-toxic mimics the aposematic coloration of a toxic species of butterfly D. An allele that causes female frogs to prefer males with loud calls spreads through a population, so the population evolves to have males with louder and louder calls