DNA, mutations, traits

A ______ is a section of DNA that codes for a trait.

• gene

• genotype

• phenotype

• gender

Tags

NGSS.HS-LS3-1

Which of the following is not part of a chromosome

• DNA

• gene

• cell

• nitrogen base

Tags

NGSS.MS-LS3-1

Most mutations occur randomly

• True

• False

Tags

NGSS.HS-LS3-2

NGSS.HS-LS4-2

Examples of environmental factors for mutations are

• harmful chemicals

• exposure to x-rays

• radiation

• mistakes during replication

Tags

NGSS.HS-LS3-2

Mutations cause changes in _____.

• elements

• essential nutrients

• proteins

• fats

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-2

NGSS.HS-LS4-2

a ___________ is a section or segment of DNA

Misspelling a word in a sentence is like a _______ in a gene

• mutation

• code

• section

• chromosome

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

NGSS.HS-LS4-2

Mutations are always harmful.

• True

• False

Tags

NGSS.MS-LS3-1

Most genes contain code to make

• cookies

• mutations

• adaptations

• protein

Tags

NGSS.HS-LS1-1

NGSS.HS-LS1-6

Each pair of chromosomes contains _______ variants of a gene. One from mom and one from dad.

• two

• three

• four

• five

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2