Punnett square & Genes

The study of how traits are passed from parent to offspring is known as ___________. Concept 2.1

• heredity

• DNA

• inheritance

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

What is the molecule called that contains the genetic code that determines the physical traits of that organism.

• protein

• genes

• DNA

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

How much DNA does an adult human have inside every single cell?

• about 6 inches

• about 6 feet

• about 6 meters

When sperm and egg cells are being formed, genes on chromosomes can switch places—this is called ___________.

• DNA dance

• switcher switcheroo

• crossover

Tags

NGSS.HS-LS3-2

Every somatic cell in the human body has DNA organized into 46 chromosomes.

• False

• True

One member of a pair or series of genes on specific chromosomes in specific positions is called

• A DNA strand

• A chromosome

• An allele

An allele whose trait can be masked is called ____________.

• recessive

• dominant

• incongruent

If both chromosomes hold the same allele for the agene, the individual is ______________ for that gene.

• heterozygous

• homozygous

• indifferent

• parallel

Tags

NGSS.HS-LS3-1

Internal genetic coding passed on from one generation to the next.

• genotype

• phenotype

• protein

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

The observable physical traits of an organism passed on from parent to offspring.

• genotype

• phenotype

• protein

Tags

NGSS.HS-LS3-1