Correct Answer:- Option-C

Question90:-How do morphogenetic gradients influence tissue development?

A:-They direct cells to differentiate into specific cell types
B:-They control cell proliferation and survival

C:-They regulate cell migration and adhesion

D:-All of the above

Correct Answer:- Option-D

Question91:-Which of the following is the correct order of events in oogenesis?

A:-Meiosis Il, ovulation, meiosis |, fertilization
B:-Meiosis |, Ovulation, Meiosis II, fertilization
C:-Ovulation, Meiosis I, Meiosis Il, fertilization
D:-Ovulation, Meiosis II, Meiosis |, fertilization
Correct Answer:- Option-C

Question92:-Which of the following is a result of capacitation?

A:-Acrosome reaction
B:-Sperm motility
C:-Sperm maturation
D:-Sperm differentiation

Correct Answer:- Option-A

Question93:-What is the signification of meroblastic cleavage?

A:-It allows for the formation of a blastula

B:-It a allows for the development of large eggs with lots of yolk
C:-It allows for the formation of specialized cells and tissues
D:-It sets the stage for gastrulation and organogenesis

Correct Answer:- Option-B

Question94:-Which of the following is true about teratogenesis?

A:-It is always caused by exposure to environmental toxins
B:-It can occur at any stage of development

C:-It is always reversible

D:-It only affects humans

Correct Answer:- Option-B

Question95:-Which of the following is a protein complex involved in dosage
compensation in mammals?

A:-Sry
B:-Hox
C:-Xist