Gentics And Evoloution - Study Mode
[#136] Which of the following actions takes place during regulation of protein synthesis when the corepressor is present?
Correct Answer
(A) Active repressor binds to and blocks operator gene
[#137] A pair of genes representing the two alternatives of the same character and located at the same locus in the homologous chromosomes are known as
Correct Answer
(D) Both A and B
[#138] The superiority of the hybrids over either of the two parents in one or more traits is called
Correct Answer
(A) Hybrid vigour
[#139] Raphanobrassica has been artificially produced from Raphanus sativus and Brassica oleracea by
Correct Answer
(B) Karpechenko
[#140] The main factor of evolution is
Correct Answer
(D) Natural selection