You have just moved from Norfolk, Virginia (sea level), to Taos, New Mexico (high in the

mountains), and you find yourself out of breath climbing a small hill. Three months later, climbing the
same hill, you have no difficulty. In the interim you have not altered your level of activity or diet.
Which hormone has been at work?
a. angiotensin
b. erythropoietin
c. aldosterone
d. estrogen
e. anti-diuretic hormone


B

Biology & Microbiology

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The single most important measure to prevent the spread of disease is

A. home cooking. B. canning. C. pasteurization. D. hand washing.

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Which pattern of diploid and haploid phases reflect the life cycle in animals?

a. alternation between haploid and diploid generations b. two haploid generations followed by a diploid generation c. one haploid generation followed by two diploid generations d. a single generation that limits the haploid state to gametes while the rest of the organism is diploid e. a single generation that limits the diploid state to gametes while the rest of the organism is haploid

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A large deletion removes the promoter and first three exons of a gene. No mRNA or protein is detected. What type of allele is this mutant allele?

A) hypomorphic allele B) hypermorphic allele C) null allele D) antimorphic allele

Biology & Microbiology

Do the protein-coding parts of organelle genes more closely resemble those of Bacteria (Eubacteria) or Archaea?

What will be an ideal response?

Biology & Microbiology