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Progeny resulting in cross pollination :...

Progeny resulting in cross pollination :-

A

Are always sterile

B

Always show recessive character

C

Are homozygous

D

Show greater genetic variability

Text Solution

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The correct Answer is:
### Step-by-Step Solution: 1. **Understanding Cross-Pollination**: - Cross-pollination is the process where pollen grains from the male part of one flower fertilize the ovule of a different flower, typically from a different plant. This leads to genetic mixing. 2. **Characteristics of Progeny from Cross-Pollination**: - The progeny resulting from cross-pollination will be a hybrid, which means it is formed from the genetic material of two different parent plants. 3. **Hybrid Progeny**: - Hybrid progeny typically exhibit traits that are superior to those of both parent plants. This is due to the combination of favorable traits from both parents. 4. **Genetic Variability**: - Cross-pollination leads to greater genetic variability in the progeny. This means that the offspring will have a wider range of genetic traits, making them more adaptable to various environmental conditions. 5. **Evaluating the Options**: - **Option 1**: Progeny will always be sterile. (Incorrect) - **Option 2**: Progeny will always show recessive characters. (Incorrect) - **Option 3**: Progeny will be homozygous. (Incorrect) - **Option 4**: Progeny shows greater genetic variability. (Correct) 6. **Conclusion**: - The correct answer is that progeny resulting from cross-pollination shows greater genetic variability than the parent plants.
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Assertion : Cross pollination in true genetic sense within species is called xenogamy . Reason : When there is cross pollination , resultant hybrids is a combination of characters of two plants.

Assertion : Cross pollination in true genetic sense within species is called xenogamy. Reason: When there is cross pollination, resultant hybrid is a combination of characters of two plants.

Pollination | | Types OF pollination | | Adaptation for self and cross pollination | | Agents OF pollination