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Laabri

11.15_6thSci_TR 2.3

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Last updated over 3 years ago
14 Nsɛmmisa
Objective and Slides

TR 2.3: Investigating Gene Copies

KWBAT gather evidence from digital models to summarize the effects of an organism’s gene copies on the number of protein instructions provided for the cell.

Part 1

Part 1: Do Now

Review of Key vocabulary!

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Part 2

Part 2: Second Reading of Hemophilia Article

Part 3

Part 3: Investigating Gene Copies

Why do some organisms make one type of protein for a feature and others make two?

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Part 4

Part 4: Sim Missions

Mission 1, Comparing Spiders

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Part 5

Part 5: Exit Ticket

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Finished Early?
Asemmisa {{asɛmmisaAhyɛnsode}}
1.

We’ve learned a ton of new words in this unit already! Let’s make sure we have them straight before we move on. Match the vocabulary term with its correct definition.

Draggable itemarrow_right_altCorresponding Item

Mutation

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Instructions for making a protein molecule

Trait

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A specific version of a gene

Feature

arrow_right_alt

Large molecule that performs important functions inside organisms

Gene

arrow_right_alt

a characteristic that all members of a species have

Protein

arrow_right_alt

a specific characteristic of an individual organism

Allele

arrow_right_alt

a random change to a gene that sometimes results in a new trait

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Asemmisa {{asɛmmisaAhyɛnsode}}
2.

Categorize the correct definition with the term.

  • One type of protein is produced.

  • Two types of protein are produced.

  • Homozygous

  • Heterozygous

For Q3-Q4, Identify if the spider is homozygous or heterozygous for the feature. Then, tell me how many versions of the gene she has. One version (homozygous) or two versions (heterozygous).

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Asemmisa {{asɛmmisaAhyɛnsode}}
3.

Anne is for bristle trait because she has versions of the gene.

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Asemmisa {{asɛmmisaAhyɛnsode}}
4.

Leo isfor bristle trait because he has versions of the gene.

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Asemmisa {{asɛmmisaAhyɛnsode}}
5.

Anne will produce

versions of the bristle protein.

Leo will produce

versions of the bristle protein,

Asemmisa {{asɛmmisaAhyɛnsode}}
6.

Would the following cell produce one or two proteins for this trait? Explain how you know.

Sentence starter:

This cell would produce (one/two) proteins for this trait.

I know this because....

Asemmisa {{asɛmmisaAhyɛnsode}}
7.

In some cases (like Anne), both copies are the same, so the cell produces only one type of protein. In other cases (like Leo), the copies are different, so the cell produces two types of proteins.

Analyze the diagrams closely. What is causing Leo to make two versions, but Anne only one?

Sentence starter:

Leo has two versions of the bristle protein because...

Anne has one version of the bristle protein because...

LINK TO SIM:

https://apps.learning.amplify.com/traitsandreproduction/#/

Pick a Feature Choose any Feature.

Find Proteins Observe the cells for each spider. Find three spiders that make only one type of protein for this feature.

Asemmisa {{asɛmmisaAhyɛnsode}}
8.

HOMOZYGOUS GENE VERSION:

Find two-three spiders that make only one type (homozygous) of protein for this feature.

Type the name of the spider, the feature, gene pair, and identify its trait.

Asemmisa {{asɛmmisaAhyɛnsode}}
9.

HETEROZYGOUS GENE VERSION:

Find two-three spiders that make two types (heterozygous) of proteins for this feature.

Type the name of the spider, the feature, gene pair, and identify its trait.

Mission 2, Changing Spiders Genes

Using the Sim, pick ONE spider that has a heterozygous gene version for any feature.

I recommend looking at Silk Flexibility.

Then, change something inside of the spiders cells to make the spider produce the same protein.

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Asemmisa {{asɛmmisaAhyɛnsode}}
10.

Discuss what changed in the Spider.

What did you do to make the spiders produce the same proteins?

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Asemmisa {{asɛmmisaAhyɛnsode}}
11.

How did the change affect the spiders' traits?

Asemmisa {{asɛmmisaAhyɛnsode}}
12.

Zora is versions of the gene.

Zora will produce for venom trait because he has versions of the venom protein.

Asemmisa {{asɛmmisaAhyɛnsode}}
14.

In your own words, answer our investigation question: “Why do some organisms make one type of protein for a feature and others make two?:

Sentence starter:

Some organisms make one type of protein a for a feature and others make two because...

Try these:

  • TR Critical Juncture Review - https://play.blooket.com/play?hwId=635bfad1bf9b06ded394f071

  • TR Practice 2- https://play.blooket.com/play?hwId=6363dfe6bab695aff1492a72

  • TR Practice 3 - https://play.blooket.com/play?hwId=6363e90802b39d0e1a5704a2

  • Dragon Genetics game - https://geniventure.concord.org/#/home

  • READ