Biotechnology

Question: A plasmid used to introduce BT toxin into a plant cell
[A].

carries an antibiotic resistance gene that makes the plant resistant to antibiotics

[B].

causes the plant to produce opines

[C].

is toxic for the plant cell

[D].

carries a bacterial gene with a plant promoter

Answer: Option D

Explanation:

No answer description available for this question.

Question: During meiosis crossing over takes place at
[A].

zygotene stage

[B].

diplotene stage

[C].

diakinesis stage

[D].

pachytene stage

Answer: Option D

Explanation:

No answer description available for this question.

Question: In the meiotic cell divison in daughter cells are produced by two successive division in which
[A].

first division is equational, second is reductional

[B].

first division is reductional and second is equational

[C].

both divisions are reductional

[D].

both divisions are equational

Answer: Option A

Explanation:

No answer description available for this question.

Question: Which of the following transposable elements are not found in plants?
[A].

Ac

[B].

Tam3

[C].

L1

[D].

All are found

Answer: Option C

Explanation:

No answer description available for this question.

Question: In case of incomplete dominance, the phenotypic ratio of a monohybrid cross will be
[A].

1:2:1

[B].

3:1:1

[C].

1:3:1

[D].

1:1:2

Answer: Option A

Explanation:

No answer description available for this question.