MCQs Molecular Genetics
1. Which of the following has’DNA’ molecules.
A. Negative Charge
B. Positive charge
C. Neutral
D. All of the above
E. None of the above
2. Which of the following DNA requires?
A. Sunlight
B. Protein synthase
C. Meiotic division
D. Many enzymes
E. None of the above
3. What are ‘Purine’ and ‘pyrimidine’?
A. Nitrogen
B. Nucleotides
C. Nitrogenous bases
D. Nucleoside
E. None of the above
4. Which is an example of a genetic disorder sickle-cell anaemia?
A. Pleiotropy
B. Epistasis
C. Heterozygous dominance
D. Homozygous dominance
E. None of the above
5. Which is the sequence of three ‘nucleotides’?
A. Message
B. Code
C. Codon
D. Amino acid
E. None of the above
6. Which of the following genotypes causes Klinefelter syndrome?
A. XO
B. XXY
C. XX
D. XYY
E. None of the above
7. DNA’ abbrivation is ______.
A. Ribonucleic acid
B. Deoxyribonucleic acid
C. Nucleic acid
D. Proteins
E. None of the above
8. When you notice that someone has unusually blue eyes, you’ve noticed there.
A. Phenotype
B. Genotype
C. Allele
D. Hybridization
E. None of the above
9. What is “AUG”?
A. Stop codon
B. Start Codon
C. Intermediate
D. Valine
E. None of the above
10. The synthesis of RNA from DNA is called.
A. Translation
B. Duplication
C. Replication
D. Transcription
E. None of the above
11. The synthesis of proteins at ‘ribosomes’ is called as.
A. Transcription
B. Duplication
C. Translation
D. Replication
E. None of the above
12. Which code is use for “UUG”.
A. Methionine
B. Leucine
D. Valine
E. None of the above
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