Mutations in the nucleic acid sequence of a gene can sometimes direct the substitution of one amino acid for another in the encoded protein. Which amino acid substitution would be most likely to severely disrupt the normal structure of a protein?
A.) asparagine to threonine
B.) leucine to isoleucine
C.) tryptophan to phenylalanine
D.) alanine to glycine
E.) methionine to arginine
Ans: E.) methionine to arginine
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A. Chytridiomycota. B. Deuteromycota. C. Zygomycota. D. Basidiomycota. E. Ascomycota.
The muscles of the myometrium:
A. are sloughed off during menstruation. B. create the contractions of labor and orgasm. C. form the external cover of the uterus. D. are very weak and are incapable of expanding
Science is a process of testing and correcting concepts in order to explain the world around us
Indicate whether the statement is true or false
How do barrier methods of birth control prevent conception?
What will be an ideal response?