C. a species evolves at a slow, steady pace User:
The separation of populations by barriers such as rivers, mountains, or bodies of water is called
A. temporal isolation.
B. geographic isolation.
C. behavioral isolation.
D. genetic equilibrium.
The separation of populations by barriers such as rivers, mountains, or bodies of water is called Geographic isolation. User:
Which is the first step that occurred in the speciation of the Galápagos finches?
A. establishing genetic equilibrium
B. behavioral isolation
C. ecological competition
D. founders arrived
d. arrival of the founding population is the first step that occurred in the speciation of the Gal pagos finches. User:
To compare the relative ages of rocks, scientists sometimes use an easily recognized and widespread fossil type called
A. a carbon fossil.
B. a radioactive fossil.
C. an index fossil.
D. a sedimentary fossil.
An example of a single-gene trait is
A. sickle cell anemia in humans.
B. fur color in cats.
C. length of snails.
D. beak size in the Galápagos finches.
A. sickle cell anemia in humans User:
Which of the following organisms is a multicellular protist?
A) kelp is a multicellular protist
In angiosperms, a zygote and endosperm form as a result of
B. double fertilization.
D. seed dispersal.
B. double fertilization. User:
Most people in the world depend on food crops such as
A. sugar beets, cabbage, spinach, and broccoli.
B. strawberries, chilies, potatoes, and avocados.
C. wheat, rice, soybeans, and corn.
D. apples, grapes, cherries, and strawberries.
Most people in the world depend on food crops such as - C. wheat, rice, soybeans, and corn.
A pollen grain landing on a stigma of a flower of the same species produces a
B. pollen ... (More)