Genes
Factors that determine traits
Alleles
Different forms of genes
Law of segregation
Every organism has two alleles of a gene when games are produced the alleles segregate/separate
Phenotype
Way an organism looks and behaves
Genotype
Allele combination of an organism
Homozygous
Two alleles for trait are same
Example:
TT-tall/tall
tt-small/small
Heterozygous
Two alleles for trait are different
Law independence
Genes for different traits are inherited independently of each other
Dihybrid
,
Dyhibrid cross
,
Mono hybrid cross
.