Bio Meiosis

Front 1

Two types of sexually reproducing eukaryotes

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1. Somatic cells

2. Sex cells

Front 2

Body cells ex. Skin cells

Back 2

Somatic cells

Front 3

Gametes and germline

Back 3

Sex cells

Front 4

Refers to the number of sets of chromosomes in cells

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Ploidy

Front 5

One copy of each chromosome, designated as "n", gametes

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Haploid

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Two sets of chromosomes, designated as "2n", somatic cells

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Diploid

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These organisms receive one of each type of chromosome from the female parent (X or X) and one of each type of chromosome from the male parent (X or Y)

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Diploid

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Female parent

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Maternal chromosome

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Male parent

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Paternal chromosomes

Front 10

Chromosome that dictates your appearance and attributes

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Autosomes

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Chromosome which carries the gene responsible for the sex of an individual

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Sex chromosome

Front 12

Fertilized egg cell, union of a sperm cell and an egg cell

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Zygote

Front 13

Pair of two chromosomes

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Homologues or Homologous chromosomes / pair

Front 14

All chromosomes have homologues except what

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Sex chromosome

Front 15

Process of sperm cell production

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Spermatogenesis

Front 16

Where do sperm cells form

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Testes

Front 17

Process of egg cell production

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Oogenesis

Front 18

Where do egg cells form

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Ovaries

Front 19

Diagram or photograph where the chromosomes are arranged from the biggest to smallest pairs

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Karyogram

Front 20

Process of preparing a karyogram

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Karyotyping

Front 21

How many homologues are there in karyotypes

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22 pairs

Front 22

A single germ divides into 4 unique daughter cells

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Meiosis

Front 23

Daughter cells have half the number of chromosomes as parent cells, so they are considered what

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Haploid

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Female sex chromosome

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XX

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Male sex chromosome

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XY

Front 26

Fusion of two ___ to produce a single zygote

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Gametes

Front 27

At fertilization how many chromosomes are donated by each parent

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23

Front 28

Only gametes are produced through what

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Meiosis

Front 29

What are the three major phases of meiosis

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Interphase, Meiosis 1, and Meiosis 2

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Meiosis 1 and 2 are the ___

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2 divisions of the nucleus

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Meiosis is important for ___ our genes

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shuffling

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What happens in anaphase 1 in Meiosis 1

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The Homologous Chromosomes separate

Front 33

What happens in anaphase 2 in Meiosis 2

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The Sister Chromatids separate

Front 34

A new combination of chromosomes results from what

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Fertilization

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What occurs in Prophase 1 in Meiosis

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Crossing over

Front 36

Two equally probable chromosomes arrange

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Independent Assortment

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How many Haploid cells are there

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23

Front 38

How many Diploid cells are there

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46