What is Heredity? and Probability and Heredity

The scientific study of heredity is called fertilization.

• True

• False

Tags

NGSS.MS-LS3-2

A hybrid organism is the offspring of many generations that have the same form of a trait.

• True

• False

Tags

NGSS.HS-LS3-1

Capital letters are used to represent recessive alleles.

• True

• False

Mendel called an individual that has one dominant allele and one recessive allele for a trait a purebred.

• True

• False

Mendel said that the factors that control a trait exist in pairs.

• True

• False

Mendel’s experiments showed that the traits of an offspring were not a blend of the characteristics of the parents.

• True

• False

Tags

NGSS.HS-LS3-1

What Mendel called factors are now called __________.

• heredity

• genes

• purebreds

• traits

When parent plants are crossed, scientists refer to the first generation of offspring as __________.

• P

• F₂

• 1^F

• F₁

A seed can be round or wrinkled. Seed shape is ___________.

• a trait

• an allele

• a factor

• a gene

The alleles for a hybrid tall pea plant are represented as __________.

• TT

• Tt

• TS

• tt