LS3 Flashcard One

Front

What is the number of human chromosomes?

Back

46

Front

What are genes?

Back

Sections of DNA that provide instructions for a specific trait.

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Front

What is the segment of DNA that codes for a specific trait called?

Back

Gene.

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

Front

Where is DNA located in a cell?

Back

In the nucleus.

Front

What is a segment of DNA called?

Back

Gene.

Front

What is the function of chromosomes?

Back

To carry genetic information.

Tags

NGSS.HS-LS3-1

Front

What is DNA?

Back

Deoxyribonucleic acid, the molecule that carries genetic instructions.

Front

What are alleles?

Back

Different versions of a gene.

Tags

NGSS.HS-LS3-2

Front

What is a dominant trait?

Back

A trait that is expressed when at least one dominant allele is present.

Front

What is a recessive trait?

Back

A trait that is expressed only when two recessive alleles are present.