DNA Replication, Repair & Gene Expression Medical Biology

DNA Replication, Repair & Gene Expression Medical Biology MCQs: mixed practice questions

Try 5 sample questions drawn from across DNA Replication, Repair & Gene Expression. Tap an answer to check it.

1. Which cellular or molecular component/process can produce a new allele and contribute to genetic variability?

   From: DNA Repair & Genome Stability
   A. always removes a chromosomeB. always prevents protein synthesisC. DNA repair enzymesD. mutationE. always causes cell death

2. In a normal eukaryotic cell, case 18: which option best identifies the component or process responsible for the described function?

   From: DNA Replication
   A. conservative replicationB. RNA splicingC. DNA replicationD. semiconservative replicationE. translation

3. Which cellular or molecular component/process are identical copies of a chromosome produced after DNA replication?

   From: DNA Structure & Chromatin
   A. DNAB. sister chromatidsC. ribosomal subunitsD. allelesE. homologous chromosomes

4. Which cellular or molecular component/process is a DNA region associated with initiation of transcription?

   From: Transcription & RNA Processing
   A. telomereB. transcriptionC. centromereD. anticodonE. promoter

5. Which cellular or molecular component/process contains several ribosomes translating one mRNA at the same time?

   From: Translation, Protein Synthesis & Regulation
   A. nucleolusB. spliceosomeC. polyribosomeD. translationE. centrosome