Advertisements
Advertisements
प्रश्न
List two reasons for the appearance of variations among the progeny formed by sexual reproduction
उत्तर
Two reasons for the appearance of variations among the progeny formed by sexual reproduction are
- Sexual reproduction results in new combinations of genes which are brought together during the formation of gametes.
- Gene combinations are different in gametes.
APPEARS IN
संबंधित प्रश्न
How does the creation of variations in a species promote survival?
Name an animal in which individuals can change sex. What does this indicate?
Plants like banana, rose, jasmine, orange have lost the capacity to produce ______
The part of the flower which is present in the centre of the flower is ______
In the following Figure, parts A, B, and C are sequentially
In the following Question, the Assertion and Reason have been put forward. Read the statements carefully and choose the correct alternative from the following:
Assertion: Variation is high in sexually reproducing organisms compared to asexually reproducing organisms.
Reason: Inaccuracies during DN A copying give rise to variation.
In the list of organisms given below, those that reproduce by the asexual method are
- banana
- yeast
- dog
- Amoeba
Reproduction is essential for living organisms in order to
Exchange of genetic material takes place in
How are variations useful for species if there is drastic alteration in the niches?
Give reason for the following:
During reproduction inheritance of different proteins will lead to altered body designs.
- Assertion: The probability of survival of an organism produced through sexual reproduction is more than that of an organism produced through asexual mode.
- Reason: Variations provide advantages to individuals for survival.
