Molecular Biology of the Cell MCQs
Molecular Biology of the Cell MCQs
Answer these Molecular Biology of the Cell MCQs and assess your grip on the subject of Molecular Biology of the Cell.
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1: Current estimates place the number of protein-coding human genes in the neighborhood of _______.
A. 10,000
B. 20,000
C. 30,000
D. 40,000
2: What is the primary function of DNA in a cell?
A. Energy production
B. Protein synthesis
C. Storage and transmission of genetic information
D. Cellular respiration
3: What is the central dogma of molecular biology?
A. DNA is transcribed into RNA, which is then translated into protein
B. RNA is transcribed into DNA, which is then translated into protein
C. Protein is transcribed into RNA, which is then translated into DNA
D. DNA is directly translated into protein
4: What is the process by which DNA is replicated in a cell?
A. Transcription
B. Translation
C. Replication
D. Translocation
5: What is the enzyme responsible for DNA replication?
A. DNA polymerase
B. RNA polymerase
C. Ligase
D. Helicase
6: What is the role of mRNA in protein synthesis?
A. It carries the genetic information from DNA to the ribosomes
B. It carries amino acids to the ribosomes
C. It catalyzes the formation of peptide bonds
D. It acts as a template for DNA replication
7: What is the process by which mRNA is synthesized from DNA called?
A. Translation
B. Transcription
C. Replication
D. Translocation
8: What is the function of tRNA in protein synthesis?
A. It carries the genetic information from DNA to the ribosomes
B. It carries amino acids to the ribosomes
C. It catalyzes the formation of peptide bonds
D. It acts as a template for DNA replication
9: What is the site of protein synthesis in a cell?
A. Mitochondria
B. Nucleus
C. Golgi apparatus
D. Ribosomes
10: What is the process by which proteins are synthesized from mRNA called?
A. Translation
B. Transcription
C. Replication
D. Translocation
11: What is the function of ribosomes in protein synthesis?
A. They provide energy for protein synthesis
B. They act as enzymes for protein synthesis
C. They catalyze the formation of peptide bonds
D. They facilitate the assembly of amino acids into a polypeptide chain
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Molecular Biology of the Cell MCQs
