Meiosis

What is the process called in which the number of chromosomes is cut in half during cell division, creating 4 genetically unique cells?

• Law of segregation

• Law of independent assortment

• Meiosis

• Codominance

Tags

NGSS.HS-LS3-2

Which term describes when an organism makes gametes and each gamete receives just one gene copy, which is selected randomly?

• Heredity

• Law of segregation

• Allele

• Genotype

Tags

NGSS.HS-LS3-2

The allele a gamete receives for one gene does not influence the allele received for another gene. What is this principle known as?

• Phenotype

• Law of independent assortment

• Homozygous

• Incomplete dominance

What is the term for a situation in which the dominant allele cannot completely hide the recessive allele, and heterozygous individuals have a mix of phenotypes?

• Codominance

• Incomplete dominance

• Sex-linked trait

• Pedigree

What is it called when all alleles are dominant and show in spot patterns in the phenotype?

• Heterozygous

• Dihybrid cross

• Codominance

• Sex-linked trait

What is a gamete?

• A type of genetic disorder.

• A sex cell, such as sperm or egg.

• A chart used in genetics.

• A trait found on a chromosome.

Tags

NGSS.HS-LS3-2

What does a dihybrid cross involve?

• The cross of one trait.

• A trait found on the X chromosome.

• A Punnett Square showing the cross of two traits.

• The physical characteristics of an organism.

What is a sex-linked trait?

• A trait that skips a generation.

• A trait found on the X chromosome.

• A trait that is dominant.

• A trait that is recessive.

What does it mean if an organism is homozygous for a gene?

• It has two different alleles for a particular gene.

• It has one allele for a particular gene.

• It has no alleles for a particular gene.

• It has two identical alleles for a particular gene.

What does heterozygous mean in genetics?

• Having three different alleles for a particular gene.

• Having two identical alleles for a particular gene.

• Having two different alleles for a particular gene.

• Having no alleles for a particular gene.