In the Bombay phenotype, a gene in the
recessive condition blocks the expression of A
and B red blood cell antigens. Thus, all A, B,
and AB genotypes are expressed as the O
phenotype. This is an example of
a. complete dominance.
b. epistasis.
c. incomplete dominance.
d. co-dominance.
e. pleiotropy.
B
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Enhancers are the binding sites for the
A. promoters of DNA synthesis. B. suppressor factors. C. co-activation factors. D. mediator factors. E. specific transcription factors.
Induction of sporulation by Bacillus species can be accomplished with _____ agar
a. 5% sheep blood b. PLET acetate c. bicarbonate d. urea
Some molecular data place the giant panda in the bear family (Ursidae) but place the lesser panda in the raccoon family (Procyonidae)
If the molecular data best reflect the evolutionary history of these two groups, then the morphological similarities of these two species is most likely due to _____. A) the inheritance of acquired characteristics B) sexual selection C) possession of analogous (convergent) traits D) possession of shared primitive characters
The fluorescent tag likely did not become incorporated into which of the following organelles?
A) "receiving" side of Golgi B) "shipping" side of Golgi C) mitochondria D) rough ER