Homologous pairs of chromosomes are lined up independently of other such pairs during _____.
a. metaphase I
b. telophase II
c. prophase II
d. metaphase II
e. anaphase I
Ans: a. metaphase I
Biology & Microbiology
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In a pedigree chart, a male who demonstrates the trait being studied is represented by a ____
a. darkened square b. darkened diamond c. clear circle d. clear square e. darkened circle
Biology & Microbiology
Which layer of the integument contains stratified squamous cells?
a. epidermis b. dermis c. hypodermis d. subcutaneous layer e. loose connective tissue layer
Biology & Microbiology
After ovulation, the ovum remains fertile for about:a
1 hour. b. 6 hours. c. 24 hours. d. 2 days. e. 3 days.
Biology & Microbiology