Unit 3 Lesson 1 Inheritance 7th grade

Front

What is inheritance in genetics?

Back

Inheritance is the process by which genetic information is passed from parents to offspring.

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Front

What is a genotype?

Back

A genotype is the genetic makeup of an organism, represented by the alleles it possesses.

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-2

Front

What is a phenotype?

Back

A phenotype is the observable physical or biochemical characteristics of an organism, determined by its genotype.

Front

What does it mean if an allele is recessive?

Back

A recessive allele is one that is masked by the presence of a dominant allele and only expressed in a homozygous condition.

Front

What is a dominant allele?

Back

A dominant allele is one that expresses its trait even in the presence of a recessive allele.

Front

What is a Punnett Square used for?

Back

A Punnett Square is a diagram used to predict the outcome of a genetic cross by showing the possible combinations of alleles.

Tags

NGSS.HS-LS4-3

Front

What is the genotype for an organism with yellow pods in Mendel's pea experiment?

Back

The genotype for yellow pods can be either homozygous dominant (YY) or heterozygous (Yy).

Front

What is the phenotype for an organism with the genotype yy in Mendel's pea experiment?

Back

The phenotype for an organism with the genotype yy is green pods.

Front

What is the shape of DNA?

Back

The shape of DNA is a double helix.

Front

What are alleles?

Back

Alleles are different forms of a gene that can exist at a specific locus on a chromosome.

Tags

NGSS.HS-LS3-2