Miller and Levine Biology Chapter 12

Front

What are the three components of a nucleotide?

Back

sugar, phosphate, nitrogen base

Front

During DNA replication, which nucleotide sequence bonds with TATGA?

Back

ATACT

Front

What did Griffith observe when he injected heat-killed bacteria into mice?

Back

The mice developed pneumonia.

Front

What is the complementary DNA strand for TAAGCCAGT?

Back

ATTCGCTCA

Front

What did Hershey and Chase use a bacteriophage for?

Back

To study nucleic acids and proteins.

Front

Define a nucleotide.

Back

The basic building block of DNA and RNA, consisting of a sugar, a phosphate group, and a nitrogenous base.

Front

What is the role of DNA polymerase in replication?

Back

It synthesizes new DNA strands by adding nucleotides complementary to the template strand.

Front

What is the difference between DNA and RNA?

Back

DNA is double-stranded and contains deoxyribose sugar, while RNA is single-stranded and contains ribose sugar.

Front

What is a gene?

Back

A segment of DNA that contains the instructions for making a specific protein.

Front

What is the function of ribosomes in protein synthesis?

Back

Ribosomes are the sites where amino acids are assembled into proteins.