'First cell division' diaporamas de présentation

Chapter 12

Chapter 12. Pregnancy and Birth. Chapter 12 Outline. Fertility Statistics and Current Trends Conception Early Signs of Pregnancy Pregnancy Testing Sex Selection: Myth and Modern Methods Infertility Assisted Reproductive Technologies. Chapter 12 Outline (Cont.). A Healthy Pregnancy

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A CHILD IS BORN

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Unit 1 :

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Differentiation and development

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Meiotic Cell D ivision and Sexual Reproduction

Meiotic Cell D ivision and Sexual Reproduction. General Biology Name_____________________. What is Meiosis?. Meiosis is a type of cell division in which sexually reproducing organisms produce sex cells that contain HALF of the normal number of chromosomes for that organism.

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What is an Animal?

What is an Animal?. Characteristics of Animals. All animals have several characteristics in common. What are the four common characteristics of animals? Eukaryotic Multicellular Heterotrophic No cell wall. What Do Animals Do to Survive?. Feeding Respiration Circulation Excretion

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Reproduction/Plants/Genetics

Reproduction/Plants/Genetics. Chapter 26 Chapter 12 Chapter 5. Male System. Testes Organ Makes sperm/testosterone Testosterone= Male sex hormone Sperm Leaves the testes Stored in the epididymis Travels through the Vas Deferens/Prostate Gland Mixes with fluid to make semen.

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Chapter 3: Prenatal Development and Birth

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The Early Development

The Early Development. Janay Rocha Biology Pre AP Day B, Period 2 16 April, 2012. After the first cell division. The zygote forms two cells, the developing animal is called an embryo. The embryo continues to undergo mitosis and cell division, forming a solid ball of cells.

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Tiger Swallowtail Pterourus glaucus

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