Meiosis Flashcards

1
Q

The type of cell that make up the body

A

Somatic

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2
Q

The type of cells used for sexual repoduction

A

Gametes

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3
Q

Heart, liver, skin, muscle, intestine cells are all examples of which kind of cell?

A

Somatic

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4
Q

A cell that contains both members of a chromosome pair

A

Somatic

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5
Q

Egg and sperm are the only two type of these cells

A

Gametes

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6
Q

Chromosomes are made of…

A

DNA

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7
Q

Matching pairs of chromosomes in a somatic cell. One came from mom, the other came from dad

A

Homologous

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8
Q

Genes are found on these structures

A

Chromosomes

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9
Q

The process in which a sperm unites with an egg

A

Fertilization

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10
Q

The cell that you immediately get after a sperm unites with an egg

A

Zygote

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11
Q

The process by which a single cell zygote eventually becomes a baby

A

Mitosis

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12
Q

A cell that contains one member of each chromosome pair

A

Gamete

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13
Q

_____ controls traits by making _____

A

Genes, proteins

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14
Q

Where an organisms DNA is found

A

In every nucleus of every somatic cell

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15
Q

Meiosis is also called reduction division because

A

It reduces the number of chromosomes in a cell by one half

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16
Q

Bullfrogs have 13 chromosomes int heir gametes. How many chromosomes will they have in their somatic cells?

A

26

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17
Q

Great white sharks have 82 chromosomes in their somatic cells. How many chromosomes will they have in their gametes?

18
Q

Cells that have a half set of chromosomes are called

A
  • Haploid
  • Gametes
  • Egg and sperm
19
Q

Cells that have a full set of chromosomes are called

A
  • Diploid

- Somatic cells

20
Q

Responsible for making gametes

21
Q

Responsible for making somatic cells

22
Q

Makes genetically identical cells

23
Q

Takes place in one division

24
Q

Takes place in two divisions

25
Makes four cells
Meiosis
26
Makes two cells
Mitosis
27
Is involved in growth of organisms and repair of damaged tissues by replacing damaged cells
Mitosis
28
Results in no genetic variation in offspring
Mitosis
29
Results in genetic variety of offspring
Meiosis
30
Genetic variety results because DNA of two different organisms is combined
Meiosis
31
No genetic variation results because all offspring are clones of their parent
Mitosis
32
______ do meiosis to make _______
Somatic cells, gametes
33
Crossing over is best defined as
An exchange of information between two homologous chromosomes
34
What best describes nondisjunction of anaphase II
Sister chromatids fail to separate
35
Which of the following best describes nondisjunction of anaphase I
Homologous chromosomes fail to separate
36
The type of cell that does meiosis in males
Spermatocyte
37
The type of cell that does meiosis in females
Oocyte
38
What best describes cells with a half set of chromosomes
Gamete, n, haploid
39
What best describes cells with a full set of chromosomes
Somatic, 2n, diploid
40
Each germ cell produces ___ viable sperm and ___ viable eggs
4, 1
41
What is true of polar bodies?
- They are the result of uneven cytoplasm division as an oocyte does meiosis - They are broken down by the body - They do not have enough cytoplasm and organelles to support a new life - They are much smaller than an egg