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39-3 The Reproductive System. Budding of polyps. Asexual examples : Hydra. Regeneration of cut pieces. Amoeba asexual division. Nucleus. 2 nd amoeba. Asexual Reproduction :. Runners in strawberries. Spores in Puffball Mushrooms. Sexual Reproduction. “ Joey” develops in a Pouch.

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39 3 the reproductive system l.jpg
39-3 The Reproductive System

Copyright Pearson Prentice Hall


Asexual examples hydra l.jpg

Budding of polyps

Asexual examples: Hydra

Regeneration

of cut pieces

Copyright Pearson Prentice Hall


Amoeba asexual division l.jpg
Amoeba asexual division

  • Nucleus

2nd amoeba

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Asexual reproduction l.jpg
Asexual Reproduction:

Runners in strawberries

Spores in Puffball Mushrooms

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Sexual reproduction l.jpg
Sexual Reproduction

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Joey develops in a pouch l.jpg
Joey” develops in a Pouch

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Flowering plants sexual reproduction l.jpg
Flowering Plants Sexual Reproduction

Dry Pollen

For sperm

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Ferns sexual asexual reproduction l.jpg
Ferns Sexual & Asexual Reproduction

Sexual & Asexual

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The male reproductive system l.jpg
The Male Reproductive System

  • Male Reproductive System

Urinary bladder

Vas deferens

Pubic bone

Seminal vesicle

Urethra

Rectum

Penis

Prostate gland

Epididymis

Bulbourethral gland

Testis

Scrotum

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The male reproductive system10 l.jpg
The Male Reproductive System

  • A sperm cell consists of:

    • a head, which contains the nucleus

    • a midpiece, which contains energy-releasing mitochondria

    • a tail, which propels the cell forward

Head

Nucleus

Midpiece

Mitochondria

Tail

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Sperm Production (Spermatogenesis)

  • Video

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Reproduction Hormones

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Sperm Production Regulation

  • See p. 53

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The Female Reproductive System

  • Female Reproductive System

Fallopian tube

Ovary

Uterus

Cervix

Urinary bladder

Rectum

Pubic bone

Vagina

Urethra

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The menstrual cycle l.jpg
The Menstrual Cycle

  • The Menstrual Cycle

    • The menstrual cycle is controlled by internal feedback mechanisms between the reproductive system and the endocrine system.

    • The cycle takes an average of 28 days.

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The Menstrual Cycle

Ovulation

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