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PTM
- Jun 15, 2021
- 12 min
EARLY DEVELOPMENT
Fertilization The process of fertilization differs considerably between animal groups but there are a couple of common features. When the...
PTM
- Jun 3, 2021
- 6 min
GAMETOGENESIS
Sexual duplicate genuinely starts off evolved with the formation of the gametes. By definition, the male gamete is little and motile and...