NEET 2021 Answerkey (12.09.2021) With original Question paper:- As per the schedule, the National Testing Agency NTA successfully conducted the NEET Examination for this academic year 2021 today (12.09.2021). Every student who attends the NEET examinations today have an urge to verify their answers, To help those students we setup a teachers team live in our office, we are preparing the answers as quick as possible with proof and publish it on this page, Students who want to download the answer key can use the direct download link in the below section.
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Question No.1 :- During the purification process for recombinanat DNA technology, addition of chilled ethanol precipitates out
1)Histones
2)Polysaccharides
3)RNA
4)DNA
Answer:-DNA
During the purification process for recombinanat DNA technology, addition of chilled ethanol precipitates out:
Histones
Polysaccharides
RNA
DNA
Answer:-DNA
A typical angiosperm embryo sac at maturity is
7-nucleate and 7-celled
8-nucleate and 8-celled
8-nucleate and 7-celled
7-nucleate and 8-celled
Answer:-
Which of the following is an incorrect statement?
a) The perinuclear space forms a barrier between the materials present inside the nucleus and that of the cytoplasm
b) Nuclear pores act as passages for proteins and RNA molecules in both directions between nucleus and cytoplasm
c) Mature sieve tube elements passess a conspious nucleus and usual cytoplasmic organelles
d) Microbodies are present both in plant and animal cells
The plant hormone used to destroy weed in a filed is
a)2,4D
b)IBA
c)IAA
d)NAA
Answer:- a)2,4D
Which of the following is not an application of PCR (Polymerase Chain Reaction)
a) Purification of isolated protein [
b) Detection of gene mutation
c) Molecular diagnosis
d) Gene amplification
Answer:- a) Purification of isolated protein
Which of the following is a correct sequence of steps in a PCR (Polymerase Chain Reaction)
a) Extension,Denaturation,Annealing
b) Annealing,Denaturation,Extension
c) Denaturation, Annealing,Extension ]]
d) Denaturation,Extension,Annealing
Answer:- c) Denaturation, Annealing,Extension
When gene targetting invoving gene amplification is attempted in an individuals tissue to treat disease,it is known as
a) Molecular diagnosis
b) safety testing
c)Biopiracy
d) Gene therapy
Answer:- d) Gene therapy
