NEET 2018 | Cell Cycle and Cell Division Question 41 | Biology

Anaphase Promoting Complex (APC) is a protein degradation machinery necessary for proper mitosis of animal cell. If APC is defective in a human cell, which of the following is expected to occur?

Chromosomes will be fragmented.

Chromosomes will not segregate.

Recombination of chromosome arms will occur.

Chromosomes will not condense.

NEET 2017

MCQ (Single Correct Answer)

-1

Which of the following options gives the correct sequence of events during mitosis?

Condensation $$ \to $$ Nuclear membrane disassembly $$ \to $$ Arrangement at equator $$ \to $$ Centromere division $$ \to $$ Segregation $$ \to $$ Telophase

Condensation $$ \to $$ Crossing over $$ \to $$ Nuclear membrane disassembly $$ \to $$ Segregation $$ \to $$ Telophase

Condensation $$ \to $$ Arrangement at equator $$ \to $$ Centromere division $$ \to $$ Segregation $$ \to $$ Telophase

Condensation $$ \to $$ Nuclear membrane disassembly $$ \to $$ Crossing over $$ \to $$ Segregation $$ \to $$ Telophase

NEET 2016 Phase 2

MCQ (Single Correct Answer)

-1

Match the stages of meiosis in column I to their characteristic features in column II and select the correct option using the codes given below.

Column $${\rm I}$$		Column $${\rm I}$$$${\rm I}$$
A.	Pachytene	(i)	Pairing of homologous chromosomes
B.	Metaphase $${\rm I}$$	(ii)	Terminalisation of chiasmata
C.	Diakinesis	(iii)	Crossing-over takes place
D.	Zygotene	(iv)	Chromosomes align at equatorial plate

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

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

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

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

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NEET Subjects

Biology

Botany

Zoology

Human Health and Diseases Body Fluids and Its Circulation Locomotion and Movement Neural Control and Coordination Reproduction in Organisms Reproductive Health Structural Organisation in Animals Digestion and Absorption Excretory Products and Their Elimination Chemical Coordination and Integration Human Reproduction Animal Kingdom Breathing and Exchange of Gases Evolution