This is more of an answer based off of knowledge than fact, but i believe its that "New ideas often develop from unsuccessful experimentation."
3:1 homozygous dominant, heterozygous dominant, heterozygous dominant and <span>homozygous recessive.</span>
Pairs of Chromosomes are called Sex cell pairs. Sex cells, like sperm and egg, have only a set of Chromosomes called "Daughter Cells". Sorry I didn't do all of your questions, I could only find some of the answers.
Scientists compare the anatomy, embryos, and DNA of living things to understand how they evolved. Evidence for evolution is provided by homologous structures. These are structures shared by related organisms that were inherited from a common ancestor.