DNA Structure and Nucleotide Components

Front

What is a base pair in DNA?

Back

A base pair consists of two nitrogenous bases bonded together, specifically Adenine (A) with Thymine (T) or Cytosine (C) with Guanine (G).

Front

Which nitrogenous bases pair together in DNA?

Back

Adenine pairs with Thymine, and Cytosine pairs with Guanine.

Front

What type of bond holds the two strands of DNA together?

Back

Hydrogen bonds hold the two strands of DNA together.

Front

What are the three components of a nucleotide?

Back

A nucleotide consists of a sugar, a phosphate group, and a nitrogenous base.

Front

Which component is NOT part of a nucleotide?

Back

Amino acid is NOT part of a nucleotide.

Front

What is the complementary DNA sequence for ATG?

Back

The complementary sequence for ATG is TAC.

Front

How many chromosomes are present in the human body?

Back

The human body contains 23 pairs of chromosomes, totaling 46 chromosomes.

Front

How many cells are estimated to be in the human body?

Back

The human body contains approximately 75 trillion cells.

Front

What is the role of deoxyribose in DNA?

Back

Deoxyribose is the sugar component of DNA nucleotides.

Front

What is the function of DNA?

Back

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