1
NEET 2024 (Re-Examination)
MCQ (Single Correct Answer)
+4
-1

Given below are two statements:

Statement I: Failure of segregation of chromatids during cell cycle resulting in the gain or loss of whole set of chromosome in an organism is known as aneuploidy.

Statement II: Failure of cytokinesis after anaphase stage of cell division results in the gain or loss of a chromosome is called polyploidy.

In the light of the above statements, choose the correct answer from the options given below:

A
Statement I is true but Statement II is false
B
Statement I is false but Statement II is true
C
Both Statement I and Statement II are true
D
Both Statement I and Statement II are false
2
NEET 2024 (Re-Examination)
MCQ (Single Correct Answer)
+4
-1

Recombination between homologous chromosomes is completed by the end of

A
Diakinesis
B
Zygotene
C
Diplotene
D
Pachytene
3
NEET 2024 (Re-Examination)
MCQ (Single Correct Answer)
+4
-1

Match List-I with List-II :

List - I List - II
(A) Metacentric chromosome (I) Chromosome has a terminal centromere
(B) Sub-metacentric chromosome (II) Middle centromere forming two equal arms of chromosome
(C) Acrocentric chromosome (III) Centromere is slightly away from the middle of chromosome resulting into two unequal arms
(D) Telocentric chromosome (IV) Centromere is situated close to its end forming one extremely short and one very long arm

Choose the correct answer from the options given below:

A
A-II, B-I, C-IV, D-III
B
A-IV, B-I, C-II, D-III
C
A-I, B-II, C-III, D-IV
D
A-II, B-III, C-IV, D-I
4
NEET 2024 (Re-Examination)
MCQ (Single Correct Answer)
+4
-1

Match List-I with List-II.

List - I
Event
List - II
Stage of Prophase-I (Meiosis-I)
(A) Chiasmata formation (I) Pachytene
(B) Crossing over (II) Diakinesis
(C) Synaptonemal complex formation (III) Diplotene
(D) Terminalisation of chiasmata (IV) Zygotene

Choose the correct answer from the options given below :

A
A-III, B-I, C-IV, D-II
B
A-II, B-I, C-III, D-IV
C
A-III, B-I, C-II, D-IV
D
A-II, B-III, C-IV, D-I
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