Which type of fat was found to contribute the most relative risk of developing heart disease?
A) saturated fat
B) monounsaturated fat
C) polyunsaturated fat
D) trans fat
Answer: D
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Which of the following is a feature of the nematode nervous system?
a. a true brain with two hemispheres b. spinal cord c. pharyngeal nerve ring d. partial meninges
Mendel's monohybrid cross of Tt parents resulted in a tall-to-short ratio of
A. 2:1. B. 1:1. C. 1:2. D. 1:3. E. 3:1.
Which viral life cycle would result in a quicker death for an infected cell?
A) Lytic cycle B) Prophage cycle C) Retroviral cycle D) Lysogenic cycle
The term that Darwin used to describe the concept that those with superior strength, behavior, or other attributes are more likely to survive than those that are not so well endowed, and thus are more likely to pass their traits to the next generation, is called
A. natural selection. B. superior beings. C. survival of modifications. D. biological diversity. E. geometric progression.