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Meiosis Review

Biology

QuestionAnswer
Organisms that reproduce sexually are made of ______ types of cells 2 different
Organisms that reproduce sexually are made of 2 different types of cells: Somatic cells & gametes
"Body" cells Somatic cells
Contain the normal number of chromosomes Somatic cells
Called the "diploid" number Somatic cells
Examples include skin cells & brain cells Somatic Cells
"Sex" cells Gametes
Contain half the normal number of chromosomes Gametes
Called the "haploid" number Gametes
Male gamete is the... Sperm
Female gamete is the... Ovum
The joining of the sperm & ovum Fertilization
What does fertilization result in? zygote
What's a zygote?. Fertilized egg
Most organisms are... Diploid
Humans have ___ sets of ___ 23, chromosomes
How many total chromosomes do humans have? 46
Humans have a total of 46 ____ Chromosomes
What is the diploid number in humans? 46
If an organism has the diploid number it has a matching pair of Homologous chromosomes
One homologues comes from the ___ & the other comes from the ____ mother, father
Where are genes located? Chromosomes
What are located on chromosomes? Genes
What are alternate forms of a gene called? Alleles
Pairs of chromosomes are similar in what? Shape & size
What are homologous pairs called? Tetrads
If the offspring has 2 "X" chromosomes, what'll be the gender? Female
If the offspring has 1 "X" chromosome & one "Y" chromosome, what'll be the gender? Male
Created by: user-2016509
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