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Biology Chromosomes and DNA Test Mcqs Online Preparation

Biology Chromosomes and DNA Test Mcqs With Answers Online Preparation Start Below

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Question 1 of 15

1. Which of the following shows correct sequence of amino acids of normal Haemoglobin
A.
B.
C.
D.

Question 1 of 15

Question 2 of 15

2. The Meselon – Stahl experiments shows that DNA replication is
A.
B.
C.
D.

Question 2 of 15

Question 3 of 15

3. The cap and tail save the mRNA from variety of
A.
B.
C.
D.

Question 3 of 15

Question 4 of 15

4. Hairpin consists of
A.
B.
C.
D.

Question 4 of 15

Question 5 of 15

5. Typically a chromosome is made of
A.
B.
C.
D.

Question 5 of 15

Question 6 of 15

6. m-RNA:
A.
B.
C.
D.

Question 6 of 15

Question 7 of 15

7. Transcription occurs at
A.
B.
C.
D.

Question 7 of 15

Question 8 of 15

8. If the DNA in all of the cells of an adult human were lined up end to end, it would stretch nearly:
A.
B.
C.
D.

Question 8 of 15

Question 9 of 15

9. Point mutation occurs in:
A.
B.
C.
D.

Question 9 of 15

Question 10 of 15

10. Polymerase III progressively threads the DNA through the enzyme complex moving at rapid rate, some:
A.
B.
C.
D.

Question 10 of 15

Question 11 of 15

11. “Minimal” medium does not contain
A.
B.
C.
D.

Question 11 of 15

Question 12 of 15

12. Which of the following is not a part of nucleoside?
A.
B.
C.
D.

Question 12 of 15

Question 13 of 15

13. Highly condensed portions of chromatin are called
A.
B.
C.
D.

Question 13 of 15

Question 14 of 15

14. Which of the following is not a stop codon?
A.
B.
C.
D.

Question 14 of 15

Question 15 of 15

15. Three nitrogen atoms are present in a molecule of:
A.
B.
C.
D.

Question 15 of 15


 

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