Which of the following is true of predation?
a. A predator exerts selective pressure on its
prey.
b. A prey exerts selective pressure on its
predator.
c. In a typical predation case, the predator
would not kill its prey.
d. Feeding on carcasses is also an example of
predation.
e. Predator and prey exert selective pressure
on one another.
E
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_____ is the process in which two groups of organisms speciate in response to each other and at the same time
A. allopatric speciation B. peripatric speciation C. adaptive radiation D. co-speciation E. sympatric speciation
In the process of blood clotting, platelets ____
a. engulf and digest cellular debris b. release substances that repel more platelets c. convert fibrin into fibrinogen d. clump together e. do nothing as they are not involved in clotting.
Triglycerides are eventually broken down into
a. fats. b. monoglycerides. c. fatty acids d. monoglycerides and fatty acids. e. cholesterol.
Animals remove ________ from organic molecules, which drives the synthesis of ________.
A. electrons; ATP B. carbon; ATP C. electrons; CO2 D. nitrogen; H2O E. protons; O2