Arrange the following cell layers/structures around the female gamete, from outer to inner side:
A. Zona pellucida
B. Perivitelline space
C. Corona radiata
D. Plasma membrane of ovum
Choose the correct answer from the options given below:
A. Zona pellucida
B. Perivitelline space
C. Corona radiata
D. Plasma membrane of ovum
Choose the correct answer from the options given below:
| 1. | C,A,D,B | 2. | C,A,B,D |
| 3. | D,B,A,C | 4. | A,C,B,D |
Subtopic: Female Reproductive System-1 |
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The human protein named α₁-1-antitrypsin obtained from transgenic animal, is used for the treatment of ______________.
| 1. | Alzheimer's disease | 2. | Emphysema |
| 3. | Rheumatoid arthritis | 4. | Cystic fibrosis |
Subtopic: Med Applications & Humulin |
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Select the correct statements regarding cell membrane in eukaryotic cell.
Choose the correct answer from the options given below:
1. A, C and E only
2. B, C and E only
3. C, D and E only
4. A, B and D only
| A. | Membrane of human RBCs has approximately 52% protein. |
| B. | Major phospholipids are arranged in a bilayer. |
| C. | Extensions of the plasma membrane into the cell form mesosomes. |
| D. | Tails towards the inner part of lipids are hydrophobic and thus protected from aqueous medium. |
| E. | Glycocalyx is present on the outer surface of the plasma membrane. |
Choose the correct answer from the options given below:
1. A, C and E only
2. B, C and E only
3. C, D and E only
4. A, B and D only
Subtopic: Cell Membrane |
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Male frogs can be distinguished from female frogs due to the presence of :
A. Bulging eyes
B. Vocal sacs
C. Webbed digits in feet
D. Copulatory pad on first digit of fore limbs
E. Olive green-coloured skin with dark irregular spots
Choose the correct answer from the options given below:
A. Bulging eyes
B. Vocal sacs
C. Webbed digits in feet
D. Copulatory pad on first digit of fore limbs
E. Olive green-coloured skin with dark irregular spots
Choose the correct answer from the options given below:
| 1. | B and D only | 2. | B and C only |
| 3. | A and B only | 4. | C and E only |
Subtopic: Frogs: Anatomy (Male Reproductive System) |
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Which of the following equations depicts Verhulst-Pearl logistic population growth?
| 1. | \(\dfrac{dN}{dt} = rN \left(\frac{K-N}{K}\right)\) | 2. | \(\dfrac{dN}{dt} = rN \left(\frac{K+N}{K}\right)\) |
| 3. | \(\dfrac{dN}{dt} = rN \left(\frac{K}{K-N}\right)\) | 4. | \(\dfrac{dN}{dt} = rN \left(\frac{K-N}{N}\right)\) |
Subtopic: Population: Logistic Growth Model |
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Choose the correct statements regarding frog's anatomy:
Choose the correct answer from the options given below:
| A. | Hepatic portal system is the special venous connection between liver and intestine. |
| B. | There are twelve pairs of cranial nerves arising from the brain. |
| C. | The ureters and oviducts open separately into the cloaca in female frogs. |
| D. | Hind-brain consists of cerebellum, medulla oblongata and optic lobes. |
| E. | Sinus venosus joins the right atrium of heart. |
| 1. | B and D only | 2. | A, C and E only |
| 3. | A, B and C only | 4. | B and C only |
Subtopic: Frogs |
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Select the incorrect statements with reference to Rh grouping.
Choose the answer from the options given below:
| A. | Erythroblastosis foetalis is a condition observed having foetus with \(Rh^{-ve}\) blood and mother with \(Rh^{+ve}\) blood. |
| B. | Rh antigen is observed on RBCs in the majority of human beings. |
| C. | Before blood transfusion, Rh group should also be matched. |
| D. | Rh incompatibility is observed when a pregnant mother is \(Rh^{-ve}\) and the foetus is \(Rh^{+ve}\) |
| E. | Erythroblastosis foetalis can be avoided by administering anti-Rh antibodies to the mother immediately after the delivery of the second child. |
| 1. | A and E only | 2. | A and B only |
| 3. | B and C only | 4. | C and D only |
Subtopic: Blood: Blood Group (A,B,O) |
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Which of the following statements are correct with reference to human endoskeleton?
Choose the correct answer from the options given below :
| A. | Human skull is monocondylic. |
| B. | The joint between any two adjoining vertebrae is a cartilaginous joint. |
| C. | In human beings, the number of cervical vertebrae is seven. |
| D. | All ribs except the last 2 pairs are bicephalic. |
| E. | The occipital bone of skull is articulated with atlas vertebra. |
| 1. | A, B and D only | 2. | B and E only |
| 3. | B, C and E only | 4. | C, D and E only |
Subtopic: Axial Skeleton |
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Match List-I with List-II:
Choose the correct answer from the option given below
| List-I | List-II | ||
| A. | Cortisol | I. | Stimulates the formation of alveoli in mammary glands |
| B. | Aldosterone | II. | Produces anti-inflammatory reaction |
| C. | Cholecystokinin | III. | Stimulates reabsorption of \(Na^+\) and water from renal tubule |
| D. | Progesterone | IV. | Stimulates secretion of pancreatic enzymes and bile juice |
| 1. | A-III, B-II, C-IV, D-I | 2. | A-II, B-III, C-IV, D-I |
| 3. | A-IV, B-II, C-I, D-III | 4. | A-II, B-III, C-I, D-IV |
Subtopic: Miscellaneous |
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The following are the stages of life cycle of Plasmodium. Arrange the stages in the proper order.
Choose the correct answer from the options given below:
| A. | The parasites reproduce asexually in RBCs, bursting the cells. |
| B. | The parasites reproduce asexually in liver cells, bursting the cells and releasing into blood. |
| C. | Gametocytes develop in RBCs. |
| D. | Sporozoites reach the liver through the blood. |
| E. | Female mosquito injects sporozoites into humans during bite. |
| 1. | A, B, C, D, E | 2. | E, D, B, A, C |
| 3. | C, A, B, D, E | 4. | E, C, D, B, A |
Subtopic: Treatment & Life Cycle of Malaria |
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