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Meiosis Quiz
Study Guide
25
Science
7th Grade
02/03/2014

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Cards

Term
female gamete
Definition
egg
Term
male gamete
Definition
sperm
Term
fertilized egg
Definition
zygote
Term
your first cell
Definition
zygote
Term
process when chromosome pairs separate and are distributed to sex cells
Definition
meiosis
Term
chromose theory was made bt looking at chromosomes of these animals
Definition
grasshoppers
Term
when 2 gametes fuse together, this is formed
Definition
zygote
Term
responsible for the development of chromosome theory
Definition
Walter Sutton
Term
the number of chromosome pairs in a human
Definition
23
Term
sex cells have _______ number of chromosomes as body cells/ original cells/ parent cells
Definition
half
Term
fertilized eggs have the ______________ number of chromosomes as parent cells
Definition
same
Term
process by which number of chromosomes are reduced by half to form sex cells/ gametes
Definition
meiosis
Term
shorthand way to show probability of events that could occur when sex cells fuse together
Definition
Punnett Squares
Term
probability of someone donating a dominant gene if he is heterozygous
Definition
50%
Term
probability of someone donating a recessive gene if he is heterozygous
Definition
50%
Term
Genes are passed from parent to offspring on chromosomes
Definition
Chromosome Theory of inheritance
Term
Sex cells
Definition
Gamete
Term
Number of Chromosomes in human gametes
Definition
23
Term
Number of chromosomes in human cells
Definition
46
Term
Number of chromosomes in grasshopper sex cells
Definition
12
Term
Number of chromosomes in grasshopper body cells
Definition
24
Term
Be able to fill out a meiosis diagram with the number of chromosomes in each circle
Definition
N/A
Term
Be able to cross parents in a punnett square in order to gert the probabilities of the offspring
Definition
N/A
Term
identical
Definition
Chromosomes double in mitosis, so the new body cells have ______________ sets of chromosomes.
Term
Mitosis
Definition
A process in which a cell divides into two new body cells, each having the SAME number of chromosomes as original parent cell
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