MAH-MHT CET (PCM/PCB) entrance exam Question Bank Solutions

From the following which one is NOT needed in formation of polypeptide chain?

Identify the INCORRECT statement.

______ changes the genes rearrangement (order or sequence) resulting in variation.

____________ refers to the process of copying of genetic information from one (template) strand of DNA into a single stranded RNA transcript.

Which of the following is the CORRECT difference between genetic drift and natural selection?

From the following identify the features of "Genetic code".

(i) It is a triplet or three letter code.

(ii) The code is overlapping.

(iii) The code is commaless.

(iv) The genetic code was deciphered by Watson and Crick.

Identify the condition under which there will be no change in the reading frame of following mRNA.

5' AACAGCGGUGCUAUU 3'

The change in gene and gene frequencies caused due to various aspects like mutation recombination and migration is called ______.

Identify the INCORRECT match.

____________ refers to the mechanism in which codons of mRNA are translated and specific amino acids in a sequence form a polypeptide on ribosomes.

Which hormone is responsible for the reabsorption of Na⁺, K⁺ and water?

Osmoreceptors involved in renal control mechanism are found in ____________ part of the brain.

Which of the following is TRUE for genetic drift?

Match the columns and choose the correct option.

In mRNA strand having specific number of codons, if the 23^rd codon UUA is replaced by UAA, what will be the change found in synthesized polypeptide chain?

In persons with normal renal function, the glomerulus filters about ______.

In order to eliminate dicotyledonous weeds from a monocot crop field we can use ______.

______ is the sequence of nucleotides that can be read the same in forward and reverse direction.

Modem synthetic theory encompasses which of the following concepts?

Genetic drift is more significant in ______