1.Heredity- The passing on of genetic traits from parents to offspring.
2. The first person to notice this was Aristotle. He said " were each a mixture of our parents traits, with the father supplying life force and the mother supplying the building blocks.
3. The first person to start studying heredity in an modern way was Gregor Mendel.
4. We all have Chromosomes.
5. Human cells have 23 pairs of chromosomes.
6. Gene is an section of DNA in an spocific location on an chromosomes.
7. Polygenic trait- Many Genes.
8. Somatic- Any cell in an animal body that is not an sperm or an egg.
9. some plants have polyploid cells- They have more than two sets in each chromosome.
10. Every one inharets two alleles from their parents.
11. Reginald C. Punnett invented the punnett square as a way to diagram the outcome of a particular cross breeding experiment.
12. Ear wax and armpit sweat are produced by the same type of gland.
13. pleiotropic- the gene affects how wet your ear wax is, and how much you stinck.
14. At that 23rd pair of chromosomes have sex chromosomes.
15. Women have XX and men have one X.
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