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Molecular Basis Of Inheritance

Question

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Variation in gene frequencies within a population can occur by chance rather than by natural selection. This is referred to as

Genetic flow

Genetic drift

Random mating

Genetic load

Solution

B.

Genetic drift

Variation in gene frequencies within populations can occur by chance and is called genetic drift.

Some More Questions From Molecular Basis of Inheritance Chapter

List the number of base pairs in :
(i) lambda bacteriophage

(ii) E.coli and

(iii) haploid content of human DNA.

Comment two chains of DNA have antiparallel polarity.

What is the difference between DNAs and DNAase ?

Which was first genetic material ?

Suggest one evidence to prove that RNA was first genetic material.

Why was RNA unstable ?

What made DNA more preferrable as genetic material ?

Process of replication is completed in how much time in E.coli ?

What is average rate of polymerization ?

List three components of transcription unit.

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