'Fertilisation' diaporamas de présentation

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Embryonic development

Embryonic development. Ovum Fertilised ovum. Cell Division. Development of the embryo. Arm where an arm should be and not from the top of your head HOW? Fertilised egg ? fully formed neonate HOW?. Dolly the sheep. All nuclei are the same. All cells contain the same genes

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3.5.5 Control of the Oestrous Cycle

3.5.5 Control of the Oestrous Cycle. L.O: to state and explain the hormones involved in the oestrous (menstrual) cycle to interpret graphs of hormones . The Menstrual Cycle. The oestrus cycle . When a female is born pvaries contain all of her eggs cells

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2.4 Reproductive Strategies

2.4 Reproductive Strategies. Key Themes. 2 Types of reproduction (sexual & asexual) Both internal and external fertilisation Adaptations to life on land Eggs (birds and reptiles) Internal gestation (mammals) Insects Flowering plants. Asexual reproduction.

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Evolution of Australian Biota Topic 7: Internal and External Fertilisation

Evolution of Australian Biota Topic 7: Internal and External Fertilisation. Part of the Evolution of Australian Biota Module Biology in Focus, Preliminary Course Glenda Childrawi and Stephanie Hollis. DOT Points. Compare and contrast external and internal fertilisation

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SEEDS

SEEDS. Ovule Structure. chalaza. raphe. nucellus. antipodal cells. outer intergument. inner intergument. polar nuclei. embryo sac. egg cell. micropyle. synergid cell. funiculus. Pollination and Fertilisation. pollen. pollen tube. antipodal cells. 2 polar nuclei. egg cell.

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Leaving Certificate Biology Genetics & Inheritance 1 iQuiz

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Reproduction

Reproduction. W Richards Worthing High School. Fertilisation. Ovaries. For reproduction to happen an egg must be FERTILISED. For example, recall the previous work on plants:. Pollen (the male sex cell) had to reach the egg cells in the ovaries. Fertilisation in Animals.

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V.C.E. Biology Unit 2

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What is the anagram?

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What can you see happening?

What can you see happening?. Fertilization. New life begins when a sperm fertilizes an egg. This is called fertilisation. This type of reproduction is called sexual reproduction. Describe what happens in fertilisation. Use the terms and pictures to help you. Fertilization.

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