An individual with (naturally) curly hair and an individual with (naturally) straight hair mate; all of their offspring have (naturally) wavy hair. What is the relationship between the alleles for hair texture?
A) pleiotropy
B) incomplete dominance
C) wavy hair dominant to both straight and curly hair
D) codominance
B
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Structurally and functionally related groups of proteins are referred to as:
A. domains B. relatives C. realms D. families E. spheres
The function(s) of DNA polymerase includes which of the following?
A. DNA synthesis B. DNA proofreading C. removes RNA primers and fills in the gaps D. DNA synthesis and proofreading E. DNA synthesis, DNA proofreading, and removes RNA primers and fills in the gaps
Which of the following is NOT an advantage of
sexual reproduction? a. It offers an alternative adaptation in a changing environment. b. It is adaptive in coevolution situations. c. It is energetically costly. d. The genetic variation it provides may be useful in the future. e. It yields offspring with novel combinations of traits.
All of the following are true of severe immune
deficiencies EXCEPT that a. they are all contagious. b. AIDS is an example. c. SCID is an example. d. they make the afflicted susceptible to opportunistic pathogens. e. they may have a primary or secondary origin.