The DNA Connection

A section of a DNA molecule that contains the information to code for one specific protein.

• trait

• allele

• gene

• chromosome

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NGSS.HS-LS1-1

What is the main function of genes?

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Answer explanation

To control the production of proteins in an organisms cells.

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Proteins can help determine what features of an organism (more than one answer)

• color

• shape

• size

• dominant or recessive

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NGSS.HS-LS1-1

A gene is made up of a series of ______ in a row.

The production of proteins is called

• replication

• protein synthesis

• coding

• protein production

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NGSS.HS-LS1-1

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What occurs during protein synthesis?

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Answer explanation

During protein synthesis, the cell uses information from a gene on a chromosome to produce a specific protien.

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Protein sysnthesis takes place on the ________ in the _________of the cell.

The genetic messenger that carries the code from DNA to the cytoplasm is called the

• RNA

• transfer mRNA

• DNA

• transfer mDNA

How are DNA and RNA different?

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Answer explanation

Unlike DNZ which has two strands, RNA only has one strand.

Which base replaces thymine in RNA?

• guanine

• adenine

• uracil

• cytosine