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

Experimental evidence of chemical evolution was given by

Chromosomes can be counted best in

Power et al were successful in intra and interspecific fusion of the protoplasts of higher plants under the influence of

Consider the following statements regarding the functions of DNA and choose the correct answer:
1. DNA is the genetic material of most organisms
2. It serves for transcription of mRNA
3. It is also capable of reverse transcription
4. It takes part in genetic recombination and has the ability to repair itself

Consider the following statements.
1. A colourblind person cannot distinguish red and green.
2. Colour blindness is related with a defect in cone cells.
Which of the statements given above is/are correct?

The existence of photosynthetic organisms about 400 million years after Fig Tree sediments were deposited has been indicated by the occurrence of

Consider the following statements regarding DNA replication and choose the correct answer:
1. The very first requirement of DNA synthesis is the presence of a template or plan along which the new strand is to be constructed
2. The second requirement is of a DNA-dependent-DNA polymerase or simply DNA polymerase enzyme
3. A DNA Pol cannot join two free nucleotides; one of them must be anchored by hydrogen bonds to a DNA strand
4. Replication takes place bidirectionally

Homo erectus evolved about 1.7 million yeas ago. They used fire and tools and also used animal hides as clothing. The fossil of homo erectus were named as

Who propounded the theory of evolution?

By which combination of chromosome, a child will be male?