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Most common element present in human body is:

1. Oxygen 2. Carbon
3. Hydrogen 4. Sulfur
Subtopic:  Element Analysis |
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Level 2: 60%+

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When we homogenize any tissues in an acid the acid soluble pool represents

1. Cytoplasm 2. Cell membrane
3. Nucleus 4. Mitochondria
Subtopic:  Introduction |
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Level 2: 60%+

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Consider the following statements:

I: Glycine is the simplest amino acid, with a hydrogen atom as its side chain (R group).
II: Tryptophan is an aromatic amino acid.
III: Lysine is an acidic amino acid.

 
1. Only I and II are correct
2. Only I and III are correct
3. Only II and III are correct
4. I, II and III are correct

Subtopic:  Different Amino Acids |
Level 4: Below 35%

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Identify the given biomolecule:
1. Thymine 2. Thymosine
3. Thymidylic acid 4. Cytidylic acid
Subtopic:  Nucleic Acid: Nucleotides |
Level 3: 35%-60%

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Many organic substances are negatively charged e.g., acetic acid, while others are positively charged e.g., ammonium ion. An amino acid under certain conditions would have both positive and negative charges simultaneously in the same molecule. Such a form of amino acid is called
1. Positively charged form
2. Negatively charged form
3. Neutral form
4. Zwitter ionic form
Subtopic:  Amino Acids |
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Level 1: 80%+

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Which of the following is not an aromatic amino acid?

1. Phenylalanine 2. Threonine
3. Tyrosine 4. Tryptophan
Subtopic:  Amino Acids |
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Level 2: 60%+

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An amino acid that is negative charged amongst the following will be:

1. Glutamic acid 2. Lysine
3. Arginine 4. Histidine
Subtopic:  Amino Acids |
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The simplest α amino acid is:

1.Glycine 2.Alanine
3.Serine 4.Lysine
Subtopic:  Amino Acids |
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Level 1: 80%+

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Match each item in Column I with only one item in Column II and select the correct match from the codes given:
Column I
[Component]
Column II
[% of the total cellular mass]
A. Protein P. 2
B. Carbohydrates Q. 1
C. Lipids R. 5-7
D. Nucleic acids S. 3
T. 10-15
U. 70-90

Codes:
A B C D
1. U P R Q
2. T S P R
3. T P S R
4. P Q R S
Subtopic:  Introduction |
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Identify the amino acid shown in the given figure:
1. Glycine 2. Alanine
3. Serine 4. Lysine
Subtopic:  Amino Acids |
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Level 1: 80%+

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