Unit 4 Exam Prep

A mutation (mistake) within a starting sequence can alter gene transcription. What effect could this have on gene expression?

Tags

NGSS.HS-LS3-2

NGSS.HS-LS4-2

Observe the image below. If molecules B, C, and D all come from molecule A (DNA), then explain how they can be different from one another.

• They have different functions due to gene expression

• They are different parts of molecule A

• They are different proteins

• They are all ribosomes

Tags

NGSS.HS-LS1-1

A student makes a model to compare the process of transcription and translation to the process of using a grocery store that prepares orders for customers. Based on the student's model and your knowledge of the biological process, which person or object represents tRNA?

• The cashier

• The grocery list

• The shopper

• The shopping cart

Tags

NGSS.HS-LS1-1

Use the image of the codon chart below to answer the question. What is the template DNA sequence that translated the following polypeptide chain? Met - Phe – Pro – Asn

• TAC AAA GGG TTA

• AUG UUU CCC AAU

• ATG TTT CCC AAT

• TAC UUU GGG AAT

Tags

NGSS.HS-LS1-1

A scientist compared the genes and proteins from a root cell and a leaf cell of a single apple tree. What will the scientist observe about the cells?

• They have the same set of amino acids but different sets of proteins.

• They have the same set of amino acids and the same set of proteins.

• They have different sets of amino acids but the same set of proteins.

• They have different sets of amino acids and different sets of proteins.

Tags

NGSS.HS-LS1-1

The process of transcription takes place in(at) the ____________ of eukaryotic cells?

The process of transcription takes place in(at) the ____________ of prokaryotic cells?

An illustration of how a particular DNA mutation will most likely affect the polypeptide produced is shown. What type of mutation is illustrated?

• Insertion

• Translocation

• Substitution

• Deletion

Tags

NGSS.HS-LS3-2

Which process is shown in the image below?

• transcription

• replication

• translation

• chemosynthesis

Write the sequence of RNA bases that would be transcribed from the sequence of 15 bases below: TAC ACG CAA TTA CCA

• ATG AGC GTT AAU GGA

• AUG UGC GUU AAU GGU

• TAC ACG CAA TTA CCA

• UAG AGC GAA UUA GGA