Genes & Protein Synthesis HW Check

Why does a human body need proteins?

• To place amino acids in a specific order

• To guard against harmful mutations

• To send messages to the cell's cytoplasm

• To perform important bodily functions

Tags

NGSS.HS-LS1-1

Which of the following is the main idea of paragraph 2?

• Offspring have a combination of traits from their parents.

• Parents have different traits that are passed on to their offspring.

• Genes control the traits particular humans possess.

• Red hair is a trait that is inherited from one's parents.

Tags

NGSS.HS-LS3-2

NGSS.HS-LS3-1

Which of the following initiates protein synthesis in a cell by carrying specific instructions from the nucleus to the ribosomes?

• tRNA

• mRNA

• rRNA

• All of the above

What is the final product of transcription?

• A gene

• An amino acid

• An mRNA molecule

• A stop code

According to the passage, what causes mutations during protein synthesis?

• A wrong base becomes a permanent part of a new-DNA sequence.

• Most mutations happen spontaneously as DNA replicates itself.

• A great many mutations occur due to chemicals in the environment.

• Mutations do not occur during the process of protein synthesis.

Tags

NGSS.HS-LS3-2