Meiosis Flashcards

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1
Q

where is sperm made

A

the testes

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2
Q

where are ova made

A

the ovum

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3
Q

what is the formation of sperm called

A

spermatogenesis

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4
Q

what is the formation of ova called

A

oogenesis

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5
Q

how do both spermatogenesis and oogenesis occur

A

due to a type of cell division called meiosis

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6
Q

what type of cell division is meiosis known as

A

reduction division

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7
Q

why is meiosis known as reduction division

A

Because it reduces the number of daughter cells by half

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8
Q

what is a diploid cell

A

consists of 46 chromosomes

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9
Q

what is a haploid cell

A

consists of 23 chromosomes

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10
Q

what acronym do we use for meiosis

A

IPMATM2A2T2

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11
Q

what acronym do we use for mitosis

A

IPMAT

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12
Q

what is the chiasma

A

the chiasma is where each homologous chromosome touch and joins together

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13
Q

Draw diagrams to describe the process of mitosis and meiosis

A

check

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14
Q

how is meiosis different to mitosis

A
  1. Parent cell divides twice
  2. Four daughter cells are reproduced (instead of 2)
  3. Chromosomes number is halved (diploid cells divide to become haploid cells
  4. The daughter cells are not genetically identical
  5. only occurs in sperm and ova
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15
Q

what cells are produced through mitosis

A

somatic cells (body cells)

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16
Q

what cells are produced through meiosis

A

sex cells (gametes)

17
Q

what is meiosis

A

a type of cell division in sperm or eggs. The sperm or eggs have half the chromosomes number of the parents cell