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

In genetic engineering, the foreign DNA is also called ___________ .

A

vector DNA

B

cDNA

C

passenger DNA

D

r-DNA

2
MHT CET (PCB) 2024 22th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

Match the Column I containing restriction enzymes with Column II containing recognition sequences.

MHT CET (PCB) 2024 22th April Evening Shift Biology - Biotechnology: Principles and Processes Question 9 English
A
i - a ii - d iii - c iv - b
B
$\mathrm{i}-\mathrm{b}$ ii - c iii - d iv - a
C
i - c ii - b iii - d iv - a
D
i - a ii - c iii - d iv - b
3
MHT CET (PCB) 2024 22th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which one of the following is considered as molecular scissors in modern biotechnology?

A
Reverse transcriptase
B
Taq polymerases
C
Alkaline phosphatases
D
Restriction endonucleases
4
MHT CET (PCB) 2024 22th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

During PCR cycle, the temperature range in the step of annealing is________

A
$40-60^{\circ} \mathrm{C}$ .
B
$\quad 90-98^{\circ} \mathrm{C}$
C
$70-75^{\circ} \mathrm{C}$
D
$65-85^{\circ} \mathrm{C}$

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