DNA

Front

What is a nucleotide?

Back

A nucleotide is the basic building block of DNA and RNA, consisting of a sugar, a phosphate group, and a nitrogenous base.

Front

What are the four nitrogenous bases in DNA?

Back

The four nitrogenous bases in DNA are adenine (A), thymine (T), cytosine (C), and guanine (G).

Front

What is the complementary base pair for adenine?

Back

The complementary base pair for adenine is thymine.

Front

What is the role of DNA?

Back

DNA stores and transmits genetic information, providing instructions for the development and functioning of living organisms.

Tags

NGSS.HS-LS3-1

Front

What is a gene?

Back

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

Tags

NGSS.HS-LS1-1

Front

What is a chromosome?

Back

A chromosome is a long, thread-like structure made of DNA and proteins that contains many genes.

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.

Front

What is the significance of complementary base pairing in DNA?

Back

Complementary base pairing ensures that the genetic information is accurately copied and transmitted during DNA replication.

Front

What is the structure of DNA?

Back

DNA has a double helix structure, consisting of two strands that wind around each other, with the nitrogenous bases paired in the center.

Front

What is the function of the hydrogen bonds in DNA?

Back

Hydrogen bonds between complementary bases hold the two strands of DNA together.