What term describes the inheritance of a trait which in the heterozygote has an intermediate expression between either allele?
A. Incomplete penetrance
B. Incomplete dominance
C. Complete dominance
D. Codominance
B
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The vagina
A. is a receptacle for the penis during intercourse. B. is a passageway for blood flow during menses. C. is a passageway for the infant during childbirth. D. All of the above E. None of the above
Minerals that must be ingested at levels greater than 100 milligrams per day are referred to as _______ minerals
Fill in the blank with correct word.
A collagenous connective layer called the ________ covers the muscle and separates it from neighboring structures
A) perimysium B) epimysium C) endomysium D) sarcoplasm
Consider a mother with normal vision who has a son with red-green color blindness. The mother was a "carrier" of the affected gene, as she had a normal phenotype but
A. two recessive alleles. B. an incompletely penetrating genotype. C. two dominant alleles. D. one dominant and one recessive allele. E. a codominant set of alleles.