Of all the different codons that exist, three of them
a. are involved in mutations.
b. do not specify a particular amino acid.
c. cannot be copied.
d. provide punctuation or instructions such as "stop."
e. do not specify a particular amino acid but do provide punctuation or instructions such as
"stop."
E
You might also like to view...
Which of the following is a eukaryotic characteristic?
A) cell fission B) membrane-bounded nucleus C) little processing of RNA D) 70S ribosomes E) none of the above
Allosteric inhibition is generally a result of:
a. excess substrates b. binding regulatory molecules at a site other than the active site c. a change in the temperature of the system d. binding of the regulatory molecule at the active site e. pH inhibition
Competitive advantages for cyanobacteria in the aquatic environment include ________.
A. the production of toxins to resist predation B. the production of siderophores to bind iron C. the ability of many to fix nitrogen D. All of the choices are correct.
Which region(s) of the X chromosome recombine during meiosis?
A) the heterochromain B) the pseudoautosomal regions C) the male-specific region of the Y D) the centromere E) SRY