Unit 3 test retake

Front

What is a nucleotide composed of?

Back

A nucleotide includes a pentose sugar, a nitrogenous base, and a phosphate group.

Front

What are the pieces of DNA seen in a DNA fingerprint called?

Back

The pieces of DNA that are seen in the DNA fingerprint are called fragments.

Front

What is the structure of a DNA molecule?

Back

A DNA molecule is best described as a double helix.

Front

What unique base does RNA contain that DNA does not?

Back

Unlike DNA, RNA contains uracil.

Front

What are the four nitrogenous bases found in DNA?

Back

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

Front

What is the function of DNA?

Back

DNA stores genetic information and provides instructions for the development and functioning of living organisms.

Front

What is the role of RNA in protein synthesis?

Back

RNA plays a crucial role in translating the genetic code from DNA into proteins.

Front

What is the difference between DNA and RNA?

Back

DNA is double-stranded and contains thymine, while RNA is single-stranded and contains uracil.

Front

What is a gene?

Back

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

Front

What is the process of DNA replication?

Back

DNA replication is the process by which a cell makes an exact copy of its DNA before cell division.