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1 minute read
Key Takeaways
KEY TAKEAWAYS
• Genetics helps to explain how certain traits are passed on from parent organisms to offspring.
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• The genetic blueprint is DNA. Genes are the smallest unit of heritability; these all together make up the genome of an organism.
• All cells in the multicellular organism contain the same genes but these are expressed differently in different cells.
• Mendel worked with pea plants and determined the different laws of inheritance.
• Genetic variability can be due to several things that usually are beneficial to the population.
• Mutations are largely deleterious or neutral; however, some can be advantageous and will be selected for in the process of natural selection.