functional unit that controls inherited trait expression that is passed on from one generation to another generation

• diploid

• genes

• gametes

• chromosomes

Tags

NGSS.HS-LS3-1

one of two paired chromosomes, one from each parent, that carries genes for a specific trait at the same location

• autosomes

• fertilization

• Homologous chromosomes

• stem cells

a haploid sex cell, formed during meiosis, that can combine with another haploid sex cell and produce a diploid fertilized egg

• chromosomes

• cells

• karyotype

• gametes

Tags

NGSS.HS-LS3-2

cell with half the number of chromosomes (n) as a diploid (2n) cell

• cells

• haploid

• diploid

• meiosis

having two copies of each chromosome (2n)

• diploid

• chromosomes

• haploid

• telomeres

Tags

NGSS.HS-LS3-2

X or Y chromosome; paired sex chromosomes determine an individual’s gender—XX individuals are female and XY individuals are male

• asexual chromosomes

• sex chromosomes

• autosomes

chromosome that is not a sex chromosome

• chromosomes

• autosomes

• telomeres

• stem cells

reduction division process, occurring only in reproductive cells, in which one diploid (2n) cell produces four haploid (n) cells that are not genetically identical

• meiosis

• mitosis

• Cellular differentiation

• nondisjunction

Tags

NGSS.HS-LS3-2

exchange of chromosomal segments between a pair of homologous chromosomes during prophase I of meiosis.

• differentiation

• mitosis

• meiosis

• crossing over

protective cap made of DNA that is found on the ends of a chromosome

• cell

• telomeres

• karyotype

• eukaryote