Biology, Wednesday Exit Ticket, 3.6.19

Mutations are SOMETIMES helpful to the organism.

• true

• false

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A mutation is defined as:

• A change in the cell's structure

• Anything that changes in an embryo

• Any change in the physical features of a human

• A change in the DNA sequence

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An organism gets to choose if the mutation is helpful, harmful or neutral.

• True
• False

A mutation can be passed to offspring only if it takes place in a(n) ________ cell.

• sex

• rare

• diploid

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Mutations can benefit humans because they can:

• Cause illness

• Make an organism more suited to live in its environment.

• Make organisms live shorter lives

• Cause organisms to grow extra limbs.

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In order for offspring to get a genetic mutation, the mutation must occur in what type of cell?

• Cells with no nucleus.

• Any body cell after birth.

• Cells with no cell wall or cell membrane.

• Cells like eggs or sperm cells that are undergoing reproduction.

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What causes mutations?

• Mistakes in replication or environmental substances
• The amino acids
• Passed down by genetics
• It's how your born

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Identify which of the following is a genetic mutation disease..

• Common head cold

• Cystic fibrosis

• Heart attack

• Chicken pox

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When a beneficial mutation has occurred in an entire population of an organism, that species is said to have

• gone extict

• evolved

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Are all mutations bad?

• Yes
• No

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