How Traits Change

A ____ is part of the DNA code on a chromosome.

• gene

• genotype

• phenotype

• gender

Tags

NGSS.MS-LS3-1

Which of the following is NOT part of a chromosome?

• proteins

• cell

• deoxyribouncliec acid

• DNA

Most mutations occur randomly.

• True

• Sometimes

• only when changed by DNA

• False

Tags

NGSS.HS-LS3-2

Mutations cause changes in _____.

• elements

• proteins

• compounds

• Rihanna

Tags

NGSS.HS-LS3-2

A segment of DNA is a _____.

• trait

• gene

• cell

• model

Tags

NGSS.HS-LS1-1

Mutations are always harmful.

• True

• False

• sometimes

• Kodak Black

Tags

NGSS.HS-LS3-2

Most genes contain instructions for making ___ .

• blood

• proteins

• cells

• energy

Tags

NGSS.HS-LS1-1

Each pair of chromosomes contains __ variants of a gene.

Tags

NGSS.HS-LS3-1

The process of copying a DNA molecule to make another DNA molecule is called_____________.

• RNA

• replication

• regulation

• nucleotide

A__________ is molecule made of a nitrogen base, a sugar, and a phosphate group.

• nucleus

• nucleotide

• DNA

• Nuculecide