AIPMT 2015 | Cell Cycle and Cell Division Question 41 | Biology

Arrange the following events of meiosis in correct sequence
(i)  Crossing over
(ii)  Synapsis
(iii)  Terminalisation of chiasmata
(iv)  Disappearance of nucleolus

(i), (ii), (iii), (iv)

(ii), (iii), (iv), (i)

(ii), (i), (iv), (iii)

(ii), (i), (iii), (iv)

AIPMT 2015 Cancelled Paper

MCQ (Single Correct Answer)

-1

A somatic cell that has just completed the S phase of its cell cycle, as compared to gamete of the same species, has

twice the number of chromosomes and four times the amount of DNA

four times the number of chromosomes and twice the amount of DNA

twice the number of chromosomes and twice the amount of DNA

same number of chromosomes but twice the amount of DNA.

AIPMT 2015 Cancelled Paper

MCQ (Single Correct Answer)

-1

Select the correct option.

Column $${\rm I}$$		Column $${\rm I}$$$${\rm I}$$
A.	Synapsis aligns homologous	(i)	Anaphase $${\rm I}$$$${\rm I}$$
B.	Synthesis of RNA and protein	(ii)	Zygotene
C.	Action of enzymes recombinase	(iii)	G₂-phase
D.	Centromeres do not separate but chromatids move towards opposite poles	(iv)	Anaphase $${\rm I}$$
		(v)	Pachytene

(A) - (i); (B) - (ii); (C) - (v); (D) - (iv)

(A) - (ii); (B) - (iii); (C) - (iv); (D) - (v)

(A) - (ii); (B) - (i); (C) - (iii); (D) - (iv)

(A) - (ii); (B) - (iii); (C) - (v); (D) - (iv)

AIPMT 2014

MCQ (Single Correct Answer)

-1

During which phase(s) of cell cycle, amount of DNA in a cell remains at 4C level if the initial amount is denoted as 2C?

G₀ and G₁

G₁ and S

Only G₂

G₂ and M

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