Idk try to help me too lol
46 The normal human karyotypes contain 22 pairs of autosomal chromosomes and one pair of sex chromosomes (allosomes). Normal karyotypes for females contain two X chromosomes and are denoted 46,XX; males have both an X and a Y chromosome denoted 46,XY.
1. Populations changing over generations
2. Gradual change
3. Speciation
4. Natural selection
5. Common descent