What is the correct chronological order of scientists contributing to the modern periodic table

Amouse that is homozygous for the dominant trait has the genotype . it has . a mouse that is homozygous for the recessive trait has the genotype . it has . image of fur color of mice

What is used to keep track of the gamates and possible offsprings combination

Penelope studies how the structure and function of the nervous system is related to behavior. she is a psychologist