A survey reveals that 25 percent of a population of 1,000 individuals have attached earlobes (are homozygous recessive for the trait). For the following questions, assume that the population fits the parameters of the Hardy-Weinburg law. Unlike most natural populations, this population is best characterized in which of the following ways?
a. There is genetic equilibrium.
b. There is gene flow.
c. There is genetic drift.
d. Mutations occur.
e. Mating is nonrandom.
Ans: a. There is genetic equilibrium.
You might also like to view...
BRCA2 maps to the long arm of chromosome 13 and may be responsible for the majority of inherited predispositions for breast cancer not caused by ____________________
Fill in the blank(s) with correct word
Both Giardia lamblia and parvum are resistant to chlorine
Indicate whether this statement is TRUE or FALSE.
The Ogallala aquifer provides what percentage of groundwater used for irrigation in the United States?
a. 10 percent b. 25 percent c. 30 percent d. 50 percent e. 75 percent
Scientists have inserted a gene from the bacterium Bacillus thuringiensis into corn plants in order to:
A) directly increase the growth rate of the corn. B) increase the corn's resistance to insects. C) decrease the plant's toxicity. D) increase the plant's tolerance to solar radiation. E) decrease the toxicity of Bacillus thuringiensis.