Identify the human cell for which the interphase period lasts the entire life of a person.
1. Hepatocyte
2. Bone marrow stem cells
3. Epidermal cell
4. Neuron

 67%

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Glycogen is a polymer of :
1. Galactose
2. Glucose
3. Fructose
4. Sucrose

 78%

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Identify the appendage present on the surface of some bacterial cells that help attach them to rocks in streams and also to the host tissues:

1. Flagella

2. Pili

3. Fimbriae

4. Cilia

 81%

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Most of the functions of a cell membrane can be attributed to its:
1. Phospholipids

2. Cholesterol

3. Proteins

4. Carbohydrates

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An enzyme brings about :
1. Decrease in reaction time
2. Increase in reaction time
3. Increase in activation energy
4. Reduction in activation energy

 70%

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Consider the following functions:
I. Replication of DNA along with the synthesis of nuclear proteins such as histones
II. Duplication of centriole
III. Synthesis of energy rich compounds and proteins
Which of the above functions are carried out by a plant cells before it divides?

1. I only

2. I, and II

3. I and III

4. I, II, and III

 52%

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Algal cell walls are made up of:
1. Cellulose, Galactans, Mannans and Minerals
2. Cellulose, Hemicellulose, Pectins and Proteins
3. Cellulose, Pectins, Mannans and Minerals
4. Cellulose, Hemicellulose, Mannans and Pectins

 72%

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The high energy bonds in an ATP molecule are between :
1. Ribose and nitrogenous base
2. Nitrogenous base and phosphate
3. Ribose and phosphate
4. Phosphate groups

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Which of the following is not considered as a part of the endo-membranous system of a eukaryotic cell?
1. Lysosomes
2. Vacuoles
3. Endoplasmic reticulum
4. Peroxisomes

 84%

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The duration of which of the following is constant in most cell types?
1. G1 phase, S phase and G2 phase
2. S phase, M phase and G1 phase
3. S phase, G2 phase and M phase
4. G1 phase, M phase and G2 phase

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