DNA Review

Front

What is DNA?

Back

DNA (Deoxyribonucleic Acid) is the molecule that carries the genetic instructions for life.

Front

What is the function of hemoglobin?

Back

Hemoglobin is a protein in red blood cells that carries oxygen from the lungs to the rest of the body.

Front

What is sickle-cell disease?

Back

Sickle-cell disease is a genetic disorder that affects hemoglobin, causing red blood cells to become misshapen.

Front

What does a pedigree chart represent?

Back

A pedigree chart is a diagram that shows the occurrence and appearance of phenotypes of a particular gene or organism and its ancestors.

Front

How many chromosomes do humans have?

Back

Humans typically have 46 chromosomes, arranged in 23 pairs.

Front

What is DNA replication?

Back

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

Front

What are complementary base pairs in DNA?

Back

In DNA, adenine (A) pairs with thymine (T), and cytosine (C) pairs with guanine (G).

Front

What is a mutation?

Back

A mutation is a change in the DNA sequence that can lead to changes in protein function.

Front

What is the role of RNA in protein synthesis?

Back

RNA (Ribonucleic Acid) helps in translating the genetic code from DNA into proteins.

Front

What is hemophilia?

Back

Hemophilia is a genetic disorder that affects the blood's ability to clot.