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

Which of the following blood groups may be present in the children of a couple having blood groups A and B, respectively?

August Weismann proposed

Which of the following is a versatile cloning vehicle used most frequently as a cloning vector?

Consider the following statements regarding the characters of coacervate droplets and choose the correct answer:
1. These can take up materials from the external medium and some of them show enzymatic activities
2. When glucose-I-phosphate is dissolved in the equilibrium liquid, the droplets are found to store starch
3. Coacervate droplets of some sort have been prepared with phosphorylase and β-amylase
4. Polynucleotides were synthesized enzymatically within coacervate droplets

Consider the following statements and choose the correct answer:
1. Darwinism accounts for the survival of the fittest but not the arrival of the fittest
2. Natural selection is able to explain the existence of some structures in plants and animals which are not helpful in their survival
3. Darwinism explains the struggle amongst young individuals as well as its influence upon adult characteristics
4. Variations, that occur at random, can never be of the utmost importance and can not explain the production of highly organised and specialised structures

Reciprocal translocation can be

The examples of crop improvement by mutation breeding include:

Mendel worked on

Which of the following mutagens belong to the non-ionizing radiation category?

Extrachromosomal DNA are found mostly in prokaryotes as