(a) Transcription
(b) Translation
(c) Reverse transcription
(d) Replication
Answer- (d) Replication
Which cell is involved in autophagy? [HSC R B 2023]
(a) Mitochondria
(b) Golgibody
(c) Endoplasmic reticulum
(d) Lysosomes
Answer- (d) Lysosome
Which cell causes autolysis? [HSC D B 2023]
(a) Lysosomes
(b) Centriole
(c) Golgibody
(d) Ribosome
Answer- (a) Lysosome
Applies to Cell Membrane- [HSC D B 2023]
(a) Permeability
(b) Tristri
(c) Plasmodesmal
(d) elastic
Answer- (d) elastic
Applicable to both DNA and RNA – [HSC D B 2023]
(a) Twisted, coiled and reversed
(b) Located mainly in the cytoplasm
(c) Containing numerous nucleotides
(d) Produced by replication
Ans- (c) Contains numerous nucleotides
The correct statement for RNA is – [HSC M B 2022]
(i) carries the signal to make a protein if monocistronic
(ii) Polycistronic carries signals to make more than one protein
(iii) carries the genetic message from the cytoplasm to the nucleus
(a) i and ii
(b) i and iii
(c) ii and iii
(d) i, ii and iii
Answer- (a) i and ii
What is the process by which RNA is produced from DNA? [HSC MB 2022]
(a) Replication
(b) Transcription
(c) Translation
(d) Reverse transcription
Answer- (b) Transcription
Monomer of DNA is called- [HSC M B 2022]
(a) Deoxyribonucleotide
(b) Ribonucleotides
(c) Polyribosomes
(d) Nucleic acid
Answer- (a) Deoxyribonucleotide
Which is the initiation codon? [HSC B B 2022]
(a) AUG
(b) UUU
(c) UAG
(d) UGA
Answer- (a) AUG
An A=C pair was observed in a newly synthesized DNA strand – [HSC B B 2022]
(i) Here A=T would be correct
(ii) It is due to errors in DNA polymerase-III
(iii) Repair complex repairs it naturally
(a) i and ii
(b) i and iii
(c) ii and iii
(d) i, ii and iii
Answer- (d) i, ii and iii