Sexual Reproduction and Gamete Formation in Animals

Sexual Reproduction in Animals ,[object Object],[object Object],Where are gametes formed in animals? ,[object Object],[object Object],[object Object],Cells in the body = somatic (body) cells + sex cells

How are gametes different from body cells? ,[object Object],[object Object],[object Object],[object Object]

Why should gametes have a haploid number of chromosomes?

Parts of the Male Reproductive System: ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Parts of the Male Reproductive System: ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Parts of the Male Reproductive System: ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Sperm (male gamete) head middle piece tail

The Female Reproductive System

Parts of the Female Reproductive System: ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Parts of the Female Reproductive System: ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Zygote  fertilised egg cell fertilised egg cell divides to form a ball of cells Ball of cells  embryo

Parts of the Female Reproductive System: ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],Large nucleus  one haploid set of chromosomes Abundant cytoplasm Covered by cell membrane and outer membrane Ovum (female gamete)

Puberty ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Changes during puberty ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Sexual Reproduction and Gamete Formation in Animals

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Sexual Reproduction and Gamete Formation in Animals