The most important chromosomal mutations are those that affect the:
A. centromere.
B. telomere.
C. long arm.
D. short arm.
E. none of these
A
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Gametes contain
A. two different sets of chromosomes. B. two chromosomes. C. one chromosome. D. one set of chromosomes. E. two identical sets of chromosomes.
Hair follicles and blood vessels are found in which layer of the skin?
a. epidermis b. dermis c. subcutaneous tissue d. stratum basale e. stratum corneum
Freon, CCl2F2, is _____ because _____.
A. a structural isomer...there are several possible covalent arrangements B. a geometric isomer...free rotation about the bond axis is not possible C. an enantiomer...the carbon is asymmetric D. an enantiomer...the molecule exists in two mirror-image configurations E. not an isomer...there is only one structural configuration for the molecule
The use of microbes to make practical products such as vaccines or hormones is called (genomics/recombination/biotechnology)
What will be an ideal response?