Gentics and Evoloution MCQ question and answer with solution | Biology Gk MCQs

The introduction of a naked DNA, linear or circularized, into a bacterium has been described as

Replacement phage vectors can accommodate

Among the following which one is not an ape?

The synthesis of RNA chain is energised by expenditure of energy in the form of

The sudden origin of new species, new higher taxa, or quite generally of new types by some sort of saltation has been termed

Consider the following statements regarding the nonhistone chromosomal proteins and choose the correct answer:
1. Nonhistone chromosomal (NHC) proteins occur in far great variety of forms than histones
2. Different tissues in the same organism differ in their NHC protein pattern
3. NHC proteins have been localized in the active regions of the chromosomes
4. Inhibition of transcription caused by histones is reversed on addition of NHC proteins

Which of the following is an example of bioherbicide?

If two breaks occur in one chromosome, and one in a non-homologous one, the fragment from the first chromosome may become joined in an intercalary position in the second chromosome. This is a case of

The hydrophilic nature of DNA is due to the presence of

The DNA strands separated into a fork, at the Ori C are bound by which of the following to keep them rigid and separate?