What Are the Advantages and Disadvantages of Internal and External

question 67

Essay

What are the advantages and disadvantages of internal and external recruitment?

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Definitions:

Capacitation

Maturation process that enables mammalian sperm to participate in fertilization; takes place in the female reproductive tract.

Acrosome Reaction

A series of events in which the acrosome, a caplike structure covering the head of a sperm cell, releases proteolytic (protein-digesting) enzymes and undergoes other changes that permit the sperm to penetrate the outer covering of the egg.

Spermatogenesis

The process by which sperm cells are produced in male gonads, involving both mitosis and meiosis, resulting in haploid sperm from diploid cells.

Blastomere

A type of cell produced by the division of the egg after fertilization, contributing to the formation of the embryo.