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| 71. |
Examples of non-allelic gene interaction are: |
| A. |
Complementary genes |
B. |
Supplementary genes |
| C. |
Modifier genes |
D. |
All of these |
Answer: Option A
Explanation:
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| 72. |
Mating of closely related individuals is called: |
| A. |
Inbreeding |
B. |
Out breeding |
| C. |
Atavism |
D. |
None of these |
Answer: Option A
Explanation:
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| 73. |
Which of these workers coined terms 'homozygous' and 'heterozygous' that we use very commonly in genetics: |
| A. |
Bateson |
B. |
Saunders |
| C. |
Both (a) & (b) |
D. |
None of these |
Answer: Option C
Explanation:
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| 74. |
Punnet devised a geometrical method for determining genetic combinations during crosses and know the possible expressions which is called: |
| A. |
Back-cross method |
B. |
Test-cross method |
| C. |
Checker-board method |
D. |
None of these |
Answer: Option C
Explanation:
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| 75. |
Besides devising checker-board method Bateson is also known for: |
| A. |
Coining the term allelomorph for genes of contrasting expressions of characters |
B. |
Coining terms 'genotype' and 'phenotype' |
| C. |
Describing gene interactions |
D. |
None of these |
Answer: Option A
Explanation:
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