Genetics Quix ; X,Y and Mitosis and Meosis

Diploid

Two complete sets of chromosomes, with one set inherited from each parent (2 copies of a chromosome)

Haploid

One complete set of chromosomes

locus

the location on the chromosome

alleles

Different versions of the same gene

Homozygous

Same allele on homologous chromosomes. ex: BB or bb

Heterozygous

Different allele on homologous chromosomes. ex: Bb

Karyotype

Organized representation of chromosomes from a cell

Cytogeneticists

Individuals who look at organized representative of a chromosomes

How many pairs of chromosomes do humans have

23 pairs of chromosomes total 46

How many autosomes and sex chromosomes?

44 autosomes ; 2 sex chromosomes

Heterogametic

Two types of gamete ; XY (males)

Homogametic

One type of gamete. Ex; XX (women)

SRY gene

Gene on the Y chromosome that plays key role in male chromosomes by stimulating development