Mannitol is

1.  Amino Acid

2.  Amino alcohol

3.  Sugar alcohol

4.  Sugar acid

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4
Correct Answer :

Sugar alcohol


Explanation :
No Explanation available for this question

Longest phase of meiosis

1.  Prophase I

2.  Prophase II

3.  Anaphase I

4.  Metaphase II

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4
Correct Answer :

Prophase I


Explanation :
No Explanation available for this question

Kupffer’s cells are

1.  Phagocytic

2.  Actin

3.  Myosin

4.  Fibrin

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4
Correct Answer :

Phagocytic


Explanation :
No Explanation available for this question

Inulin is a polymer of

1.  Glucose

2.  Galactose

3.  Fructose

4.  Arabinose

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4
Correct Answer :

Fructose


Explanation :
No Explanation available for this question

A plant cell becomes turgid due to

1.  Plasmolysis

2.  Exosmosis

3.  Endosmosis

4.  Electrolysis

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4
Correct Answer :

Endosmosis


Explanation :
No Explanation available for this question

In which stage of the first meiotic division two sister chromatids are formed

1.  Leptotene

2.  Zygotene

3.  Pachytene

4.  Diplotene

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4
Correct Answer :

Pachytene


Explanation :
No Explanation available for this question

In genetic fingerprinting, the ‘probe’ refers to _______.

1.  a radioactively labelled single stranded RNA molecule.

2.  a radioactively labelled single stranded DNA molecule.

3.  a radioactively labelled double stranded DNA molecule

4.  a radioactively labelled double stranded RNA molecule.

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4
Correct Answer :

a radioactively labelled single stranded DNA molecule.


Explanation :
No Explanation available for this question

In crop improvement programmes, virus-free clones can be obtained through

1.  Hybridization

2.  Embryo culture

3.  Shoot apex culture

4.  Grafting

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4
Correct Answer :

Shoot apex culture


Explanation :
No Explanation available for this question

In order to find out the different types of gametes produced by a pea plant having the genotype AaBb, it should be crossed to a plant with tne genotype

1.  aaBB

2.  AaBB

3.  AABB

4.  aabb

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4
Correct Answer :

aabb


Explanation :
No Explanation available for this question

Four healthy people in their twenties got involved in injuries resulting in damage and death of a few cells of the following. Which of the cells are least likely to be replaced by new cells

1.  Osteocytes

2.  Malpighian layer of the skin

3.  Liver cells

4.  Neurons

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4
Correct Answer :

Neurons


Explanation :
No Explanation available for this question
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