16 August 2013

Biology Mcqs XI [Chromosomes and Dna] Online Test 4

Biology Mcqs XII [Chromosomes and Dna] MCQS Online Test - 4

Biology Aptitude Test. 10 Questions from Chapter # 20 Chromosomes and Dna
Q1. The first stage of gene expression is
Q2. The second stage of gene expression in which mRNA-directed polypeptide synthesis by ribosomes takes place is:
Q3. “Start Codon” is:
Q4. If a small segment of chromosome may be missing, a situation called:
Q5. If a part of chromosome be present in excess to the normal chromosome, a condition called:
Q6. The transfer of segment of chromosome to a non-homologous chromosome is called:
Q7. Reduce crossing over is present in:
Q8. The DNA get damage by all except:
Q9. Heritable blood disorder due to presence of defective Hemoglobin molecule is:
Q10. Hereditary condition in which the affected individuals are unable to break down the amino acid phenylanaline is:
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