1
MHT CET (PCB) 2025 9th April Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which type of mutation causes sickle cell anaemia?

A

Inversion

B

Duplication

C

Frame - shift

D

Point

2
MHT CET (PCB) 2025 9th April Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following is NOT an acrosomal reaction?

A

Formation of cone of reception.

B

Production of weak wave of depolarization in egg.

C

Release of zona lysin.

D

Formation of fertilizin - antifertilizin complex.

3
MHT CET (PCB) 2025 9th April Morning Shift
MCQ (Single Correct Answer)
+1
-0
Growth of the pollen tube in ovule is guided by the secretions of
A

polar nuclei

B

egg

C

antipodals

D

synergids

4
MHT CET (PCB) 2025 9th April Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following is NOT the function of erythrocytes?

A

Transport of $\mathrm{CO}_2$

B

Maintenance of viscosity of blood

C

Maintenance of pH of blood

D

Secretion of antitoxins