Cellular Genetics and Cell Cycle

Question 1

Which is an example of an acrocentric chromosome?
A) Chromosome 3
B) Chromosome 17
C) Chromosome 22				
D) Chromosome 7

Answer 1

Chromosome 22

Question 2

A trisomy in which chromosome causes Patau’s syndrome?

Answer 2

Chromosome 13

Question 3

Between which weeks of pregnancy is amniocentesis usually carried out in? 
A) 15-20							
B) 10-15
C) 25-30							
D) 20-25

Answer 3

15-20

Question 4

Also known as the replication paradox, DNA replication results in the loss of a segment of DNA from which end?

Answer 4

5’ end of the lagging strand

Question 5

Which of these antibiotics interferes with prokaryotic transcription? 
A) Rifamycin  
B) Streptomycin 
C) Chloramphenicol  
D) Erythromycin

Answer 5

Rifamycin