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Prophase
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Metaphase
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Anaphase
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Telophase
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Metaphase I
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Anaphase I
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Telophase I
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Prophase II
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Metaphase II
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Anaphase II
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Telophase II
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diploid
Zygotes have a _________ number of chromosomes
haploid
Gametes have a _________ number of chromosomes
To make exact copies of a cell or reproduction for unicellular organisms.
What is the goal of mitosis?
To make mature gametes for reproduction
What is the goal of meiosis?
Meiosis
From what type of division are sperm and egg cells produced?
Mitosis
From what type of division are body cells produced?
Place where two sister chromatids are joined during prophase and metaphase.
What are centromeres?
One of the two identical halves of a duplicated chromosome.
What are chromatids?
Tightly coiled up DNA.
What are chromosomes
Prophase.
During which stage in mitosis do the DNA strands become condensed into chromosomes?
interphase, prophase, metaphase, anaphase and telophase
In order, name the phases of mitosis
Stage in which the chromosomes line up in the middle of the cell.
What happens during metaphase of mitosis?
The sister chromatids are pulled apart towards opposite ends of the cell by the spindle fibres.
What happens during anaphase of mitosis?
The cell divides to form two identical daughter cells.
What happens during telophase of mitosis?
spindle fibres
What extends from the centrioles?
The condition of having two sets (full number) of chromosomes
What is the definition of 'diploid'?
46
How many chromosomes does a human diploid cell contain?
23
How many chromosomes does a human haploid cell contain?
23
How many chromosomes does an egg and sperm each have?
Zygote
What is the cell called that results from the union of gametes in sexual reproduction?
The condition of having only one set (half the full number) of chromosomes.
What is the definition of 'haploid'?
Diploid
Which type of cells have '2n' number of chromosomes?
Haploid
Which type of cells have 'n' number of chromosomes?
Each DNA strand replicates.
What happens in Interphase of mitosis?
In anaphase of mitosis, the sister chromatids separate. In anaphase of meiosis, the sister chromatids stay together.
What is the difference between anaphase of mitosis and anaphase I of meiosis?
Mitosis
What cell division produces diploid daughter cells?
deoxyribonucleic acid
What does DNA stand for?
Non-sex chromosomes i.e. chromosomes 1-22
What are autosomes?
Refer to the X and Y chromosomes which contain information for sexual characteristics.
What are sex chromosomes?
92
How many chromosomes would there be at the end prophase I of meiosis?
19
Cats have 38 chromosomes. How many chromosomes would there be in a gamete?