30-Week Exam Review

This structure is composed of DNA. What is this structure called?

• Nucleus

• Gene

• Chromosome

• Hormone

Tags

NGSS.MS-LS3-1

Chromosomes contain

• Cells

• genes

• vitamin

• hormone

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NGSS.MS-LS3-1

Which cell organelle contains chromosomes?

• Mitochondria

• Vacuole

• Cell membrane

• Nucleus

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NGSS.MS-LS1-2

In sexual reproduction, what percentage of DNA does each parent give to the offspring (baby).

• 25%

• 50%

• 75%

• 100%

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NGSS.MS-LS3-2

Humans have 46 total chromosomes. How many chromosomes does each parent give to their offspring?

• 23

• 46

• 50

• 13

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NGSS.HS-LS3-1

Human egg cells and sperm cells have 23 chromosomes each. How many chromosomes does an offspring have?

• 23

• 36

• 46

• 43

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NGSS.MS-LS3-2

How do you know that the image indicates asexual reproduction?

• There is only 1 parent cell

• There are 2 parent cells

• There are 2 offspring

• This process requires high energy

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NGSS.MS-LS3-2

What kind of reproduction is pictured?

• Sexual Reproduction

• Asexual Reproduction

• No reproduction is happening

• Both sexual and asexual reproduction is happening

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NGSS.MS-LS3-2

This organism reproduces asexually. What is one piece of evidence that indicates asexual reproduction?

• Two parents

• High energy

• One parent

• Takes a long time

Tags

NGSS.MS-LS3-2

Why is an organism that reproduces asexually genetically identical to its parent?

• All of their genes come from one parent

• The offspring inherited only half of the parent's genes

• The offspring's genes mutated to look like the parent

• The offspring only inherited dominant genes

Tags

NGSS.MS-LS3-2