Cell Cycle and Cell Division

Unlike mitosis, meiosis in male mammals results in the formation of

• one haploid gamete
• three diploid gametes
• four diploid gametes
• four haploid gametes

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Why do we need meiosis?

• To double the number of chromosomes going into sex cells
• To halve the number of chromosomes going into sex cells
• To triple the number of chromosomes going into sex cells
• To not change the number of chromosomes going into sex cells

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products of meiosis are genetically

• different
• identical

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NGSS.HS-LS4-2

When an area of a chromatid is exchanged with the matching area on a chromatid of its homologous chromosome, _________________ occurs

• crossing over
• mutagenesis
• hybridization
• fertilization

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The cells produced via meiosis are called:

• sex cells
• somatic cells
• body cells
• skin cells

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If the Diploid number of Carrots is 18, the haploid number is

• 18
• 9
• 27
• 36

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If a body cell in a butterfly contains 24 chromosomes, a butterfly egg would contain

• 3
• 6
• 12
• 24

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NGSS.HS-LS3-1

The chromosomes that pair up during meiosis, are called __________ chromosomes.  

• homozygous 
• asexual
• homologous
• genes

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How many daughter cells are produced from meiosis ?

• 10
• 6
• 4
• 2

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How are your chromosomes inherited?

• most of your chromosomes from your mother
• most of your chromosomes from your father
• a random number of chromosomes from each parent
• half your chromosomes from your mother and half from your father.

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