Sexual Reproduction Flashcards

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1
Q

What is sexual reproduction?

A

Sexual reproduction involves the union of two sex cells or gametes

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2
Q

What are gametes?

A

Gametes are haploid cells capable of fusion

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3
Q

What type of cell division is involves in sexual reproduction?

A

Meiosis

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4
Q

Why is meiosis essential for sexual reproduction?

A

As meiosis is required to halve the chromosome number in the formation of gametes

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5
Q

Describe how sexual reproduction works (general)

2

A

Meiosis forms a gamete (haploid)

Two gametes, one from each parents, fuse to form a diploid cell called a zygote

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6
Q

What is different about the offspring of sexual reproduction compares to asexual reproduction?

A

The offspring produced as a result of sexual reproduction show variations

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7
Q

Why do the offspring of sexual reproduction show variations?

A

Due to the mixing of genes from two parents

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8
Q

Why is sexual reproduction said to be more advantageous to a species than asexual reproduction?
(2)

A

As the offspring of sexual reproduction show variations

And as variations are the basis for evolution, sexual reproduction is said to be more advantageous

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9
Q

Why are variations the said to be the basis for?

A

Evolution

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