Quiz: How Traits Change

A (a)   is part of the DNA code on a chromosome.

• gene

• genotype

• phenotype

• gender

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

Which of the following is NOT part of a chromosome?

• proteins

• cell

• deoxyribonucleic acid

• DNA

Tags

NGSS.HS-LS3-1

Most mutations occur randomly.

• True

• False

Tags

NGSS.HS-LS3-2

Mutations cause changes in (a)   .

• elements

• proteins
• compounds

• essential nutrients

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-2

Mutations are always harmful.

• True

• False

Tags

NGSS.HS-LS3-2

NGSS.HS-LS4-2

Most genes contain instructions for making _________________.

• proteins

• carbohydrates

• lipids

• nucleic acids

Tags

NGSS.HS-LS1-1

Each pair of chromosomes contains variants of a gene, we call these ...

• alleles

• identical

• multiple

• variants

What are the main steps that show how mutated information in the gene leads to expression of the curled-ear trait?

• Gene mutation -> Protein synthesis -> Trait expression

• Gene mutation -> Trait expression -> Protein synthesis

• Protein synthesis -> Gene mutation -> Trait expression

• Trait expression -> Gene mutation -> Protein synthesis

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Which of the following best describes the main steps in how mutated information in the gene leads to expression of the trait?

• Mutations in genes always result in harmful effects.

• Mutations can lead to changes in proteins, affecting the organism's traits.

• All mutations are beneficial and improve the organism's function.

• Mutations do not affect the structure or function of proteins.

Tags

NGSS.HS-LS3-2

In genetics, what does the term "homozygous" refer to?

• Having two different alleles for a trait

• Having two identical alleles for a trait

• The study of genes and their roles in inheritance

• A type of genetic cross