Advertisements
Advertisements
प्रश्न
When a human egg is fertilized by a sperm having ‘Y’ chromosome, the zygote has the following combination of chromosomes:
पर्याय
44 + XX
22 + XX
44 + XY
22 + XY
MCQ
Advertisements
उत्तर
44 + XY
Explanation:
A human egg always carries an X chromosome, while a sperm may carry X or Y. If a Y-bearing sperm fertilizes the egg, the zygote becomes XY, forming a male. Including autosomes, the total is 44 autosomes + XY.
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
