Chapter 9 Flashcards

0
Q

Meiosis

A

Occurs in gonads

Results in haploid cells containing 1 full set of chromosomes

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1
Q

Sexual reproduction

A

Progeny inherit DNA from 2 parents

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2
Q

Asexual reproduction

A

Progeny inherit DNA from a single parent

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3
Q

Vegetative reproduction

A

An individual is produced from no sexual tissues of the parent

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4
Q

Vivipary

A

Embryo develops while still attached to mother plant

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5
Q

Clones

A

Asexual progeny have the same genotype as parent

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6
Q

Binary fission

A

Genes are duplicated and then the cell divides into 2 identical cells

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7
Q

Parthenogenesis

A

An embryo is produced without fertilization

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8
Q

2 results of parthenogenesis

A

Clones and genetically variable offspring

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9
Q

Cost of meiosis

A

50% reduction in the number of parent’s genes passed on to the next generation

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10
Q

Hermaphroditism

A

When an individual possesses male and female gametes

2x as many copies of its genes

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11
Q

Benefits of sexual reproduction

A

Purging of mutations

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12
Q

How do mutations accumulate?

A

Through sexual reproduction

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