Which of the following is random?
a. evolution b. natural selection
c. genetic variation d. All of the other choices are correct.
c
Biology & Microbiology
You might also like to view...
During protein synthesis in eukaryotes, which molecule passes from the nucleus to the cytoplasm and specifies the sequence of amino acids in the new polypeptide?
A. DNA B. RNA polymerase C. mRNA D. rRNA E. tRNA
Biology & Microbiology
Which of the following is involved in B cell selection and tolerance?
A) clonal anergy B) clonal deletion C) clonal anergy and deletion D) allelic exclusion
Biology & Microbiology
Too little cortisol may lead to
a. hypoglycemia. b. diabetes. c. acromegaly. d. hyperglycemia. e. increased breakdown of fats.
Biology & Microbiology
Gene flow is accomplished by ________
A) migration B) sexual recombination C) mutation D) natural selection
Biology & Microbiology