Which of the following eye disorders is NOT necessarily correlated with age?
a. cataracts
b. macular degeneration
c. trachoma
d. glaucoma
e. the need for bifocal lenses
C
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In overdominance, the _______ genotype is beneficial over the _______ genotypes
A. heterozygous, homozygous B. homozygous, heterozygous C. homozygous dominant, homozygous recessive D. homozygous recessive, homozygous dominant E. incomplete dominant, codominant
Which of the following best describes the genetic material a person receives from his or her father?
A.) 22 pairs of homologous chromosomes and an X and Y chromosome B.) 22 haploid cells and an X or Y chromosome C.) 23 diploid cells and an X and Y chromosome D.) 22 autosomes and an X or Y chromosome
The use of chemical agents to harm or kill microbes is
A) immunology. B) chemotherapy. C) epidemiology. D) serology. E) biotechnology.
Diapedesis is the
A. plugging of broken vessels to stop bleeding. B. migration of white blood cells from the blood out to the tissues. C. loss of blood due to hemorrhaging. D. production of white blood cells, red blood cells, and platelets. E. production of only red blood cells.