Amino acids are linked by what kind of bonds
to form the primary structure of a protein?
a. disulfide
b. hydrogen
c. ionic
d. peptide
e. none of these
D
You might also like to view...
The packaging of eukaryotic DNA into chromatin renders most promoters inaccessible to RNA polymerases and activator proteins. Under these conditions, most eukaryotic genes are:
A. constitutively repressed. B. constitutively activated C. globally expressed. D. insulated by nucleosome binding.
Which of the following indicates the distance, in nucleotides, between genes and genetic markers?
a. physical map b. model organism c. genome sequence d. genetic map
What is the difference between the function of DNA and the function of proteins?
A) DNA performs most cellular functions and proteins store information. B) DNA stores genetic information in the order of nucleotides and proteins store genetic information in the order of amino acids. C) DNA stores genetic information and proteins perform most cellular functions. D) DNA provides structure to the cell and proteins act as enzymes.
Reproductive isolation mechanisms that prevent fertilization are termed:a
energetic barriers. b. biological barriers. c. postzygotic barriers. d. ecological barriers. e. prezygotic barriers.