The enzyme which is used for replication is
Options
(a) DNAase (b) DNA polymerase (c) aldolase (d) DNA polymerase
Correct Answer:
DNA polymerase
Explanation:
No explanation available. Be the first to write the […]
The portion of DNA which contains information for an entire polypeptide is called as
Options
(a) cistron (b) muton (c) recon (d) operon
Correct Answer:
cistron
Explanation:
No explanation available. Be the first […]
The total number of progeny obtained through dihybrid cross of Mendel is 1280 in F2 generation. How many of them are recombinants?
Options
(a) 240 (b) 360 (c) 480 (d) 720
Correct Answer: […]
Which enzyme joins DNA fragments?
Options
(a) DNA ligase (b) DNA polymerase (c) DNA gyrase (d) topoisomerase
Correct Answer:
DNA ligase
Explanation:
No explanation available. Be the first to write the explanation for […]
Number of chromosome in Down’s syndrome is
Options
(a) 46 (b) 47 (c) 48 (d) 49
Correct Answer:
47
Explanation:
No explanation available. Be the first to write the explanation for this question […]
Addition or deletion of one or few chromosomes results in
Options
(a) polyploidy (b) aneuploidy (c) euploidy (d) none of these
Correct Answer:
aneuploidy
Explanation:
No explanation available. Be the first to write […]
Frequency of Down’s syndrome increase when the maternal age is
Options
(a) above 35 years (b) below 35 years (c) during 1st pregnancy (d) in mothers of atleast 3 children
Correct Answer:
above […]
Which of the following represents the flow of genetic information
Options
(a) DNA ⇒ RNA ⇒ protein (b) RNA ⇒ DNA ⇒ protein (c) RNA ⇒ protein ⇒ DNA (d) protein ⇒ RNA […]
Which of the following type of RNA molecule is essential for protein synthesis?
Options
(a) mRNA (b) tRNA (c) rRNA (d) all of these
Correct Answer:
all of these
Explanation:
No explanation available. […]
The father has blood group AB and mother O. The child is supposed to have which of the following blood groups
Options
(a) B or O (b) A or B (c) B Only […]
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