Genes and Mutations

Front

What is a mutation?

Back

A mutation is a change in the DNA sequence of an organism's genome.

Front

True or False: Only people that are sick have mutations.

Back

False

Front

What is a karyotype?

Back

A karyotype is a chart that organizes chromosomes by size, shape, and number.

Front

What are variations?

Back

Variations are differences in traits among individuals, explaining why siblings don't look exactly alike.

Front

What is DNA?

Back

DNA, or Deoxyribonucleic acid, is the genetic material found in cells that contains the code of life.

Front

How many chromosomes do humans have?

Back

Humans have 46 chromosomes.

Front

What is the role of chromosomes?

Back

Chromosomes carry genetic information and are made up of DNA.

Front

What is the difference between a trait and a mutation?

Back

A trait is a characteristic of an organism, while a mutation is a change in the DNA that can affect traits.

Front

What is the purpose of a Punnett square?

Back

A Punnett square is used to predict the genetic outcomes of a cross between two organisms.

Front

What is heredity?

Back

Heredity is the passing of traits from parents to offspring.