All of these humans are believed to have evolved in Africa EXCEPT
Select one:
a. Homo erectus.
b. Homo habilis.
c. Homo rudolfensis.
d. Neandertals.
e. Homo ergaster.
d. Neandertals.
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You identify an enzyme involved in a cellular reaction. How does the enzyme affect the reaction equilibrium between reactants and products and the time needed to reach equilibrium?
A. It alters the reaction equilibrium and shortens the time needed to reach equilibrium. B. The reaction equilibrium is unaffected, but it shortens the time needed to reach equilibrium. C. It alters the reaction equilibrium and lengthens the time needed to reach equilibrium. D. The reaction equilibrium is unaffected, but it lengthens the time needed to reach equilibrium.
Many plants propagate themselves when new shoots grow from a parent plant or pieces of it. This is known as:
a. self-fertilization b. sexual reproduction c. asexual reproduction d. genetic recombination e. diploid reproduction
The study of the interactions among organisms and between organisms and the environment is called ________
Fill in the blank(s) with correct word
Which of the following is not a prezygotic isolating mechanism?
a. habitat isolation b. temporal isolation c. hybrid inviability d. behavioral isolation e. gametic incompatibility