Answer:
The patterns that can be observed when two parents with different traits have offspring is due to the inheritance of genes. Genes are the basic unit of heredity and are passed down from parent to offspring. Each gene has two alleles, one inherited from each parent. The alleles can be dominant or recessive, and when they are inherited, they determine the traits of the offspring. This process is known as Mendelian inheritance and is named after the scientist Gregor Mendel who first described the laws of inheritance in 1865.
Step-by-step explanation: