UNIT_3_DNA_to_RNA_Review_Phase 1

Front

What chemicals are used to cut DNA into fragments for a gel electrophoresis procedure?

Back

Enzymes are used to cut DNA into fragments for gel electrophoresis.

Front

What sugar does RNA contain?

Back

RNA contains ribose sugar.

Front

What type of bond joins the two strands of nitrogenous bases in DNA?

Back

The two strands of nitrogenous bases in DNA are joined by hydrogen bonds.

Front

What is the process of selecting a few organisms with desired traits to serve as parents of the next generation called?

Back

This process is called selective breeding.

Front

Which nitrogenous base does adenine bond with?

Back

Adenine bonds with thymine.

Front

What is the structure of DNA?

Back

DNA is a double helix composed of two strands of nucleotides.

Front

What are the four nitrogenous bases in DNA?

Back

The four nitrogenous bases in DNA are adenine, thymine, cytosine, and guanine.

Front

What is the role of ribosomes in protein synthesis?

Back

Ribosomes are the sites where proteins are synthesized from amino acids.

Front

What is transcription in the context of DNA and RNA?

Back

Transcription is the process of copying a segment of DNA into RNA.

Front

What is the difference between DNA and RNA?

Back

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