Meiosis and Punnett Squares Quiz

Which of the following stages of meiosis involves the pairing of homologous chromosomes?

• Metaphase I

• Prophase I

• Anaphase II

• Telophase I

During which stage of meiosis does crossing over occur?

• Metaphase II

• Anaphase I

• Prophase I

• Telophase II

What is the main purpose of crossing over during meiosis?

• To increase genetic diversity

• To reduce chromosome number

• To replicate DNA

• To separate sister chromatids

Tags

NGSS.HS-LS3-2

Calculate the genotype ratio for a monohybrid cross between two heterozygous individuals (Aa x Aa).

• 1:2:1

• 3:1

• 9:3:3:1

• 1:1

Tags

NGSS.HS-LS4-3

In a dihybrid cross between two heterozygous individuals (AaBb x AaBb), what is the expected phenotype ratio?

• 9:3:3:1

• 3:1

• 1:2:1

• 1:1

Which of the following best differentiates meiosis from mitosis?

• Meiosis results in two identical daughter cells.

• Mitosis involves two rounds of cell division.

• Meiosis results in four genetically diverse cells.

• Mitosis reduces the chromosome number by half.

Identify the stage of meiosis where homologous chromosomes are separated.

• Anaphase I

• Anaphase II

• Metaphase I

• Telophase I

Which of the following is a result of meiosis but not mitosis?

• Production of somatic cells

• Production of gametes

• DNA replication

• Cell growth

Tags

NGSS.HS-LS3-2

If a plant with genotype AaBb is crossed with a plant with genotype aabb, what is the expected genotype ratio of the offspring?

• 1:1:1:1

• 9:3:3:1

• 3:1

• 1:2:1

Which stage of meiosis is characterized by the alignment of chromosomes along the equatorial plane?

• Metaphase I

• Prophase II

• Anaphase I

• Telophase II