Chapter 4 - Sexual reproduction Flashcards

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1
Q

Fertilization

A

when sperm fertilizes an egg

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2
Q

gametes

A

Sperm (male) and egg (female) are special reproductive cells

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3
Q

zygote

A

Fertilization results in a new cell called a zygote. This then divides to form a new individual.

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4
Q

mitosis

A

when cells split into two making identical cells, growth and re-pair

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5
Q

meiosis

A

occurs in reproductive organs, each gamete splits into four cells, all different from one another.

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6
Q

male reproduction

A

testes produce sperm, then passes through the sperm duct

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7
Q

female reproduction

A

ovaries make egg cells, then pass down the fallopiantube

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8
Q

External fertilization

A

fertilization happens outside the body, mostly in water animals as the spern doenst dry

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9
Q

internal fertilization

A

fertilization happens inside the body, usally land animals as sperm may dry. Copulation is the act of sex .

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10
Q

Embryo

A

A seed is a capsule containing a new plant, called an embryo.

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