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Biology-Silva > Meiosis & Genetics > Flashcards

Meiosis & Genetics Flashcards

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1
Q

What is Meiosis?

A

A type of cell division that reduces the number of chromosomes in a cell and produces gametes

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2
Q

What is a Haploid?

A

A cell with n chromosomes

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3
Q

What is a Diploid?

A

A cell that contains 2n chromosomes

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4
Q

What is Interphase?

A

When two chromosomes replicate and chromatin condenses

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5
Q

What are Gametes?

A

Sex cells with half the number of chromosomes

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6
Q

What are traits?

A

Characteristics such as hair color, eye color, etc

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7
Q

What are Genes?

A

DNA segments that control the production of a protein

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8
Q

What are homologous chromosomes?

A

The chromosomes that make up a pair

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9
Q

What do chromosomes contain hundreds of?

A

Genes

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10
Q

What do gametes end up with different combinations of?

A

Chromosomes

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11
Q

Why is Meiosis important?

A

It provides variation

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12
Q

What happens during Prophase I?

A

Pairing of homologous chromosomes occurs

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13
Q

What happens during Telophase I?

A

Chromosomes reach the cell’s opposite poles

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14
Q

What is Anaphase I?

A

When Homologous chromosomes separate and move to opposite poles of the cell

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15
Q

What is Metophase I?

A

When Chromosome centromeres attach to spindle fibers

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16
Q

What is Prophase II?

A

When a second set of phases begins as the spindle apparatus forms and the chromosomes condense

17
Q

What is Metophase II?

A

When Chromosomes are positioned at the equator

18
Q

What is Anaphase II?

A

When sister chromatids are pulled apart at the centromere by spindle fibers and move toward the opposite poles of the cell

19
Q

What is Telophase II?

A

When the chromosomes reach the poles and the nuclear membrane and nuclei form.

Biology-Silva (2 decks)

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