1. What is a variation of a gene known as? 1. An allele 2. A genotype 3. A gene

Question

1. What is a variation of a gene known as?
1. An allele
2. A genotype
3. A gene
4. A morph
5. A cell.
2. The position of a specific gene on a chromosome is called ______.
1. genotype
2. allele
3. locus
4. centromere
5. telosome
3. A point mutation can be described as:
1. one base is substituted for another base.
2. a short sequence is added to the DNA.
3. change in a single base pair within the DNA.
4. a base substitution where one pyrimidine is changed to another pyrimidine
5. None of the above.
4. A vector is a
1. DNA replicative enzyme
2. small carrier DNA molecule
3. dominant
4. recessive
5. homologous
5. The proteins that recognise the base sequences in the DNA and control transcription, and make possible the binding of RNA polymerase to the promoter are called________.
1. RNA polymerase
2. reverse transcriptase
3. peptidyl transferase
4. transcription factors
5. antibodies.

Explanation / Answer

The answers are provided in a sequential manner

1) An allele

2) Locus

3) Change in the single base pair within the DNA

4) Small carrier DNA molecule

5) Transcription factors

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