In the context of evolution, what is the most important source of new – InterviewSolution

InterviewSolution

1.	In the context of evolution, what is the most important source of new mutations?A. Exposure to X-rayB. Exposure to chemicalsC. The mispairing of chromosomes during meiosisD. Errors during DNA replicatin
Answer» Correct Answer - D

Discussion

No Comment Found

Related InterviewSolutions

In Alzheimer disease the aggregation of this happensA. PhospholipidsB. HaemoglobinC. Amyloid `beta`peptideD. Nucleic acid.
Which of the follwong is suitable for experiment on linkage?A. `aaBBxxaaBB`B. `AABBxxaabb`C. `AaBbxxAaBb`D. `AAbbxxAaBB`
Heterochromatin remains condensed in which part of chromosomeA. Secondary construction -IB. Secondary constrution consteuction -IIC. TelomeresD. both (a) and (b) correct
Chromosomal constitution inn human femal can best be written asA. 46B. 44+2C. 44A+XYD. 44A+XY
Puffs or balbiani rings in salivary gland chromsosomes are sites ofA. DNA replicationB. DNA duplicationC. RNA synthesisD. Protein synthesis
In Drosophila, during organ differentiation, one organ can be replaced by another like wings by legs. Genes responsible for it are :A. Plastid gensB. Hpomeotic genesC. Complementary genesD. Supplementary genes
Chromosome number of apple meiocytes isA. 24B. 380C. 34D. 20
Depending upon the distance between any two genes which is inversely proportional to the strength of linkage, cross overs will vary fromA. 50-100%B. 0-50%C. 75-100%D. 100%-150%
Chromosome number in meiocyte of housefly isA. 8B. 12C. 21D. 23
Allelic sequence variations where more than one variant (allele) at a locus in a human population with a frquency greater than `0.01` is referred to asA. Incomplete dominanceB. Multiple allelismC. SNPD. EST