There are different _________ molecules for each of the twenty different amino acids that are used in building proteins.
tRNA
ribosomal subunit
mRNA
elongation
DNA
tRNA
Biology & Microbiology
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The lens of the eye loses dowith age and cannot change from viewing distant objects and close objects as readily as before.
Answer the following statement(s) true (T) or false (F)
Biology & Microbiology
Which of the primary taste sensations is
triggered by alkaloids?
a. sweet b. salty c. sour d. bitter e. umami
Biology & Microbiology
Before Mendel, most people would have predicted that a cross of a red rose with a yellow rose would
produce ____. A. all red roses B. all yellow roses C. all orange roses D. about half yellow roses and half red roses E. about three-fourths red roses and one-fourth yellow roses
Biology & Microbiology
Human saliva contains ____ enzymes
a. aminopeptidase b. amylase c. chymotrypsin d. pepsin e. trypsin
Biology & Microbiology