- 1(current)
Q. No.The famous double helix model of DNA was proposed by Watson and Crick in ____ and they shared Nobel Prize for Physiology or Medicine in ________ for their effort.
| 1. | 1951, 1971 | 2. | 1943, 1963 |
| 3. | 1953, 1962 | 4. | 1969, 1972 |
Subtopic: Â Introduction to Genetics: 1 |Â Introduction to Genetics: 2 |
 69%
From NCERT
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A plant, on repeated self-pollination, preserves the trait expressed for many generations. Such a plant is said to be:
| 1. | Panmictic | 2. | Homologous |
| 3. | Apomictic | 4. | Pure line |
Subtopic: Â Introduction to Genetics: 1 |Â Introduction to Genetics: 2 |
 87%
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Which of the following is a recessive trait for a character chosen by Mendel in garden pea?
| 1. | Violet flower colour | 2. | Yellow pod colour |
| 3. | Axial flower position | 4. | Tall stem height |
Subtopic: Â Introduction to Genetics: 1 |Â Introduction to Genetics: 2 |
 84%
From NCERT
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Which of the following is a recessive trait in Pisum sativum?
| 1. | Yellow pod color | 2. | Axial flower position |
| 3. | Inflated pod shape | 4. | Violet flower color |
Subtopic: Â Introduction to Genetics: 2 |
 69%
From NCERT
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If Mendel might have studied 7 pairs of characters in a plant with 12 chromosomes instead of 14 then:
| 1. | He could not discover an independent assortment |
| 2. | He might have discovered linkage |
| 3. | He might have discovered crossing over |
| 4. | He might have not observed dominance |
Subtopic: Â Introduction to Genetics: 2 |
AIPMT - 1998
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- 1(current)
Q. No.
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