A trait such as albinism is seen with equal frequency in males and females. Two people who do not have the trait might have offspring who do have the trait, at a frequency of approximately one in four. What can you conclude about the inheritance of this
trait?
A) dominant, X-linked
B) recessive, X-linked
C) recessive, autosomal
D) dominant, autosomal
E) recessive, caused by polyploidy
Answer: C
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Which of the following processes generates a continuum (spectrum) of varying phenotypes?
A. Incomplete dominance B. Single-gene traits C. Multiple alleles D. Polygenic inheritance
Natural selection
A. is evolution. B. is a key mechanism that causes evolution to happen. C. occurs at the population level. D. results in reproductive success. E. occurs at the population level and is a key mechanism that causes evolution to happen.
The oceans are thought to regulate temperatures of the whole planet. Explain this process in terms of the heat capacity of water
What will be an ideal response?
When you hear, the ________ vibrates. I) eardrum II) hammer III) stirrup
A) I B) II C) III D) I, II, and III