Except for a pairing of sex chromosomes, homologous chromosomes:
a. carry the same genes
b. are the same shape
c. are the same length
d. all of these
D
Biology & Microbiology
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HIV may be present in
A. blood. B. semen. C. tears. D. vaginal secretions. E. blood, semen AND vaginal secretions.
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Microcystis aeruginosa is a species of cyanobacteria. What CANNOT be true of this species?
A. It synthesizes organic molecules. B. It is an obligate anaerobe. C. Its cells contain an extensive thylakoid. D. It uses ammonia to produce proteins. E. It secretes mucilage.
Biology & Microbiology
In Figure 16.1, how many mL is the expiratory reserve volume?
A) 1700 B) 600 C) 2800 D) 2200 E) 1300
Biology & Microbiology
An individual with the karyotype 48, XYYY would have how many Barr bodies?
A) 0 B) 1 C) 2 D) 3 E) 4.
Biology & Microbiology