These small short-lived organisms have a reproductive strategy to produce many offspring that have fluctuating populations.
A. r-strategists
B. k-strategists
C. l-strategists
D. s-strategists
A. r-strategists
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According to Figures 24.1 and 24.2, humans are members of the monophyletic (select all that apply):
What will be an ideal response?
In a certain breed of chicken, two genes control color. A dominant allele (I) inhibits expression of any
color gene (C). A second recessive gene (c) results in albinism when homozygous (cc). Give the F2 white phenotypic ratio of a colored chicken ii CC with a chicken II cc. What will be an ideal response?
Benign tumors can be life-threatening when they form in which tissue?
a. skin b. large intestines c. kidneys d. brain e. liver
When a population evolves predator defenses, this reduces selective pressure and can lead to diversification into new species. This is called:
A. Interference competition B. Ecological release C. Ecological character displacement D. Escape-and-radiate coevolution