Unit 1 Test 2019 Meiosis, Crossing Over, Punnett square

The cells produced via meiosis are called:

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

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NGSS.HS-LS3-2

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-LS3-2

NGSS.HS-LS3-1

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

• homozygous 
• asexual
• homologous
• genes

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NGSS.HS-LS3-2

How many daughter cells are produced from meiosis ?

• 10
• 6
• 4
• 2

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NGSS.HS-LS3-2

This image shows chromosomes during Prophase 1. Which of the following correctly describes the process shown?

• segregation of sister chromatids
• condensation and segregation of alleles
• mutationin which the DNA content of the gene is altered
• crossing - over in which alleles are exchanged

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NGSS.HS-LS3-2

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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NGSS.HS-LS3-2

At the end of mitosis you have _____ cells

• identical

• different

• identical twins

• variety

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NGSS.HS-LS1-4

products of meiosis are genetically

• different
• identical

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NGSS.HS-LS3-2

NGSS.HS-LS4-2

Human eggs and sperm are _____, and each has ____ chromosomes.

• diploid, 23
• diploid, 46
• haploid, 23
• haploid, 46

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NGSS.HS-LS3-2

NGSS.HS-LS3-1