1- Fertilization is fundamental to sexual life cycles and is often seen as the start of...

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Biology

1- Fertilization is fundamental to sexual life cycles and isoften seen as the start of development.
Of the roughly quarter-billion sperm released in a typicalprimate ejaculate, only a few hundred have any significant chanceof actually fertilizing an egg. It is also the case that all eggsare unlikely to be fertilized. In sea urchins, not all sperm willend up fertilizing an egg and not all eggs will be fertilized.Explain why this is the case in both systems by discussing whatsteps are required for gamete maturation and egg activation.

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Ans Egg is produced in females during the ovulation period every month Producing an egg is metabolically more costly than producing a spermSo females produce one egg and males produce many sperms In primates out of many billion cells produced only few are actually fertile and active and See Answer

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