Meiosis Vocabulary

Haploid

• single set of chromosomes in a gamete (n)
• pair of chromosomes in a somatic cell (2n)
• Exchange of genetic material between homologous chromosomes
• Reproductive (Sex) cells, haploid # of chromosomes

Tags

NGSS.HS-LS3-2

Diploid

• pair of chromosomes in a somatic cell (2n)
• Exchange of genetic material between homologous chromosomes
• Reproductive (Sex) cells, haploid # of chromosomes
• varying genotypes in a population

Crossing-over

• Exchange of genetic material between homologous chromosomes
• Reproductive (Sex) cells, haploid # of chromosomes
• varying genotypes in a population
• Random distribution of the pairs of genes on different chromosomes

Gamete

• Reproductive (Sex) cells, haploid # of chromosomes
• varying genotypes in a population
• Random distribution of the pairs of genes on different chromosomes
• Contain genes that code for a trait; composed of DNA & protein

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Genetic Variability

• varying genotypes in a population
• Random distribution of the pairs of genes on different chromosomes
• Contain genes that code for a trait; composed of DNA & protein
• male gamete

Tags

NGSS.HS-LS3-2

NGSS.HS-LS4-2

NGSS.HS-LS4-3

Law of Independent Assortment

• Random distribution of the pairs of genes on different chromosomes
• Contain genes that code for a trait; composed of DNA & protein
• male gamete
• female gamete

Tags

NGSS.HS-LS3-2

Chromosome

• Contain genes that code for a trait; composed of DNA & protein
• male gamete
• female gamete
• Diploid cell; resulting from fertilization of sperm and egg

Tags

NGSS.HS-LS3-1

Sperm

• male gamete
• female gamete
• Diploid cell; resulting from fertilization of sperm and egg
• Union of egg and sperm, resulting in a zygote

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Egg

• female gamete
• Diploid cell; resulting from fertilization of sperm and egg
• Union of egg and sperm, resulting in a zygote
• When the chromosomes separate during meiosis

Tags

NGSS.HS-LS3-2

Zygote

• Diploid cell; resulting from fertilization of sperm and egg
• Union of egg and sperm, resulting in a zygote
• When the chromosomes separate during meiosis
• an organism produced asexually from one ancestor; genetically identical.

Tags

NGSS.HS-LS3-2