If a mutation occurred in a human such that the pharyngeal slits never formed, what do you predict would be the consequence?
A. A cleft palate would form.
B. The eustachian tubes would not form.
C. The thyroid gland would not form.
D. The glottis would not form.
E. The opening to the voice box would not form.
B. The eustachian tubes would not form.
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During exponential growth, the ____ increases, while the ____ stays the same
Fill in the blank with the appropriate word.
Two processes that can maintain rare or deleterious alleles in populations are ________ [four words] and ________. [two words]
Fill in the blank(s) with correct word
Which statement is false concerning STDs?
A) Bacterial STDs can be treated with antibiotics. B) Permanent infertility can be the result of an untreated STD. C) STDs are routinely tested for during all physical examinations. D) Most viral STDs can never be eliminated from the body.
Which of the following is FALSE when comparing RNA and DNA?
A. Both have a 5' end and a 3' end. B. Both contain nucleotides connected by phosphodiester linkages. C. Both contain phosphate groups. D. Both are composed of nucleotides that contain sugars. E. Both are composed of purines and pyrimidines. F. Both are composed of identical nucleotides. G. Both are composed of nucleotides that contain a phosphate group, a pentose sugar, and a nitrogenous base.