Molecular Biology Concepts and Processes

Front

What type of mutation is a substitution mutation?

Back

Point mutation

Front

What are the components of a nucleotide?

Back

Phosphate, nitrogen base, and deoxyribose

Front

Where does DNA stay in the cell?

Back

In the nucleus

Front

Where does RNA leave in the cell?

Back

The nucleus

Front

What part of the DNA segment is labeled X if it refers to the connection between bases?

Back

Hydrogen bond

Front

What is the basic unit of heredity?

Back

Gene

Front

What is the role of DNA in cells?

Back

To store and transmit genetic information

Front

What is the process of copying DNA called?

Back

DNA replication

Front

What is the difference between DNA and RNA?

Back

DNA is double-stranded and contains deoxyribose; RNA is single-stranded and contains ribose.

Front

What is a frame shift mutation?

Back

A mutation that shifts the reading frame of the genetic message by inserting or deleting a nucleotide.