Evolution, Inheritance, and Genetics

1. What controls the protein synthesis and inheritance in living organisms?

  1. RNA
  2. Genes
  3. Chromosomes
  4. Amino acids
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Answer: Option B. Genes

2. In the field of genetics, reverse transcriptase helps in which of the following transcriptions?

  1. Single-stranded RNA into double-stranded DNA
  2. Single-stranded DNA into double-stranded DNA
  3. Double-stranded DNA into single-stranded RNA
  4. Single-stranded RNA into double-stranded RNA
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Answer: Option A. Single-stranded RNA into double-stranded DNA

3. How many types of amino acids does a genetic code specify?

  1. 10
  2. 15
  3. 20
  4. 25
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Answer: Option C. 20

4. Gene is the functional unit of what?

  1. Heredity & DNA
  2. DNA Replication
  3. Protein Synthesis
  4. Cell Division
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Answer: Option A. Heredity & DNA

5. What is the change in the genetic composition of a population generally called?

  1. Mutation
  2. Replication
  3. Genetic Drift
  4. Evolution
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Answer: Option D. Evolution