Home Chemistry NEET Full Syllabus Mock Test 180 Question New Syllabus Mock Test - 9 PCB Read the following four statements (A-D) abo…
Chemistry NEET Full Syllabus Mock Test 180 Question New Syllabus Mock Test - 9 PCB Single Correct MCQ
Published on: August 13, 2026

Read the following four statements (A-D) about certain mistakes in two of them-

A
The first transgenic buffalo, Rosie produced milk which was human alpha lactalbumin enriched.
Statements and and
B
Restriction enzymes are used in isolation of DNA from other macromolecules.

Statements and
C
Downstream processing is one of the steps of r-DNA technology.

Statements and
D
Disarmed pathogen vectors are also used in transfer of r-DNA into the host.
Which are the two statements having mistakes?

Statements

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Text Solution

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The correct answer is:
A

Transgenic Rosie is actually cow. It is first transgenic cow produced in 1997. Restriction enzymes cut the DNA at a specific site. The separation of DNA is performed by gel electrophoresis.

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