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Q. No.Subtopic: Element Analysis |
72%
Level 2: 60%+
Hints
When we homogenize any tissues in an acid the acid soluble pool represents
| 1. | Cytoplasm | 2. | Cell membrane |
| 3. | Nucleus | 4. | Mitochondria |
Subtopic: Introduction |
78%
Level 2: 60%+
Hints
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%
Hints
Which of the following is not an aromatic amino acid?
| 1. Phenylalanine | 2. Threonine |
| 3. Tyrosine | 4. Tryptophan |
Subtopic: Amino Acids |
79%
Level 2: 60%+
Hints
Subtopic: Nucleic Acid: Nucleotides |
Level 3: 35%-60%
Hints
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
1. Positively charged form
2. Negatively charged form
3. Neutral form
4. Zwitter ionic form
Subtopic: Amino Acids |
94%
Level 1: 80%+
Hints
An amino acid that is negative charged amongst the following will be:
| 1. Glutamic acid | 2. Lysine |
| 3. Arginine | 4. Histidine |
Subtopic: Amino Acids |
71%
Level 2: 60%+
Hints
Subtopic: Amino Acids |
87%
Level 1: 80%+
Hints
All the following are examples of basic amino acids except:
| 1. | Lysine | 2. | Histidine |
| 3. | Arginine | 4. | Valine |
Subtopic: Amino Acids |
72%
Level 2: 60%+
Hints
Match each item in Column I with only one item in Column II and select the correct match from the codes given:
Codes:
| 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 |
78%
Level 2: 60%+
Hints
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