Which of the following is true about chromosome

1. nucleoprotein

2. 23 pairs in single human diploid cell

3. Contains primary constriction

4. All of these

Subtopic:  Nucleus: Chromosomes |
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NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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On what basis chromosomes have been divided into four classes.

1. position of centromere

2. position of primary constriction

3. number of kinetochores

4. Both A and B

Subtopic:  Nucleus: Chromosomes |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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In which of the chromosomes two equal arms are present

(1)sub-metacentric chromosome

(2)metacentric chromosome

(3)acrocentric chromosome

(4)telocentric chromosome

Subtopic:  Nucleus: Chromosomes |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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Which of the following chromosome is absent in human beings

1. sub-metacentric chromosome

2. metacentric chromosome

3. acrocentric chromosome

4. telocentric chromosome

Subtopic:  Nucleus: Chromosomes |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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Satellite body is formed in chromosome because of

(1)primary constriction

(2)secondary constriction

(3)Centromere

(4)Both A and C

Subtopic:  Nucleus: Chromosomes |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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The enzyme present in lysosomes belong to the class ______ & acidic condition inside is maintained by ______

(1) Oxidoreductases, pumping protons

(2) Hydrolases, secretion of acids

(3) Hydrolases, pumping of protons

(4) Lyases, removal of protons

Subtopic:  Lysosomes |
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NEET 2022 - Target Batch - Aryan Raj Singh

Difficulty Level:


Which of the following statement is not concerned with fluid mosaic model of plasma membrane?

(1) Phospholipid forming a water resistant barrier

(2) Glycocalyx at inner surface

(3) Mosaic pattern of proteins

(4) More extrinsic protein at inner surface

Subtopic:  Details of Prokaryotic Cell Structure |
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NEET 2022 - Target Batch - Aryan Raj Singh

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Which of the following is not a microtubular organelle?

(1) Centriole                  

(2) Cilia

(3) Basal body              

(4) Dalton complex

Subtopic:  Golgi Apparatus |
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NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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Select the incorrect statement w.r.t. prokaryotic cells

(1) Cytoplasm lacks membrane bound organelles

(2) Sap vacuoles are absent

(3) Chromosome possesses acidic protein i.e., polyamine

(4) Lack streaming movement of cytoplasm

Subtopic:  Prokaryotic Cell Organisation | Details of Prokaryotic Cell Structure |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

Difficulty Level:


In human beings, the membrane of erythrocyte has

(1) Approximately 40% proteins and 52% lipids

(2) Cephalin on the outer side and lecithin on the inner side

(3) Approximately 52% proteins and 40% lipids

(4) Lecithin on the outer side and cephalin on the inner side

Subtopic:  Evidence for Fluidic Nature of Membrane |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

Difficulty Level: