MENDELIAN GENETICS (PART 3)

MENDELIAN GENETICS (PART 3)

by Kwinsi Bridges

Multiple Choice

How many homozygous dominant plants were there in the F₂ generation?

• 1

• 2

• 3

• 4

Multiple Select

What was the ratio for the F₁ monohybrid cross? Choose all that apply.

• 2:1:2

• 3:1

• 1:2:1

• 1:3

Multiple Choice

The P₁ monohybrid cross had offspring that were all homozygous dominant.

• True

• False

Multiple Choice

The F₂ monohybrid cross was a homozygous plant crossed with a heterozygous plant.

• True

• False

Multiple Choice

Each of the F₂ generation crosses created a ___________ ratio.

• 3:1

• 1:3

• 1:2:1

• 1:1

Multiple Select

What is another name for a true-breeding individual? Choose all that apply.

• Purebred

• Homozygous recessive

• Homozygous dominant

• Heterozygous

• Hybrid

Multiple Choice

Genotype is based on phenotype.

• True

• False

Multiple Choice

Both traits in a heterozygous trait can show in an offspring.

• True

• False

Multiple Choice

In a cross of parents that are _____ for contrasting traits, only ____ form of the trait will appear in the next generation.

• different, two

• pure, one

• hybrid, one

• pure, two

Multiple Choice

The recombination of the sperm and egg is shown in the Punnett square.

• True

• False

Multiple Choice

The two alleles have to separate to create a new organism

• True

• False

Multiple Choice

Alleles for a trait are then "recombined" at fertilization, producing the phenotype for the traits of the offspring.

• True

• False

Multiple Choice

Alleles are distributed differently and independently to sex cells

• True

• False

Multiple Choice

The Law of Independent Assortment ensures that all sex cells have different traits.

• True

• False

Multiple Choice

The Law of Independent Assortment occurs during

• Mitosis

• Meiosis

• Neither