Biology Unit 1.08 Review

If a chemical interfered with the ability of RNA to bind to DNA, what wouldn't take place?

• RNA
• Transcription
• Lactose
• Translation 

What is a Gene?

• A segment of RNA that codes for a protein
• A chromosome
• A segment of DNA that codes for a protein
• Your genome

____ is the activation of a gene that results in transcription.

• Gene expression
• Gene technology
• Eukaryotic expression
• Prokaryotic expression

The "on/off" switch for an operon is called the _________.

• promoter
• repressor
• operator
• gene

A small molecule that binds to the repressor protein and makes it inactive is a/an ________.

• corepressor
• inducer
• promoter
• operator

What does a promoter do?

• it allows a gene to be transcribed
• it creates a DNA segment
• it is another word for ribosomes
• it is another word for RNA

All cells have the same gene, but different genes are active in different cells.

• True
• False

When scientists insert DNA of one organism into another organism to produce proteins, what is this called?

• Meteorology
• Cosmotology
• Radiology 
• Biotechnology 

Proteins help information in a _____ to express in an organism. 

• membrane
• DNA
• Ribosomes
• Cytocell

Humans have genes for different types of ___________.

• hemoglobin
• eye color
• hair follicles 
• personalities