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Genetics at Work Pictures

science.howstuffworks.com/life/genetic/genetics-work-pictures.htm

Our ultimate gene pictures show how our genes work. Check out our ultimate gene pictures to see how they operate.

How can children from the same parents look so different?

science.howstuffworks.com/life/genetic/question92.htm

How can children from the same parents look so different? I mean, why don't all kids from the same parents look exactly alike, since the parents just have one set of chromosomes each and they don't change?

How does your body know the difference between dominant and recessive genes?

science.howstuffworks.com/life/genetic/question669.htm

Ever since I took biology in high school I have wondered -- why do humans (and plants and animals) have two of every gene, and why is one "dominant" and the other "recessive"? How does my body know which one is dominant? How does it pick between the

Spotted Horses Aren't All Appaloosas, and All Appaloosas Aren't Spotted

animals.howstuffworks.com/pets/otherpets/appaloosa.htm

It's not the spots, but the mutation of a certain gene, that makes a horse an Appaloosa.

How Designer Children Work

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Designer children are explained in this article from HowStuffWorks. Learn about designer children.

Are cheetahs clones of each other?

animals.howstuffworks.com/mammals/are-cheetahs-clones-of-each-other.htm

Cheetahs share so much DNA that they're practically clones of one another. Learn what this means for the future of the species at HowStuffWorks.

Are redheads going extinct?

science.howstuffworks.com/life/genetic/redhead-extinction.htm

Redhead extinction is the idea that the recessive gene that causes red hair will eventually die out. Read about the theories behind redhead extinction.

Do People and Bananas Really Share 50 Percent of the Same DNA?

science.howstuffworks.com/life/genetic/people-bananas-share-dna.htm

You probably feel like you have very little in common with that banana lying on your kitchen counter. But science says you do! So, how is this possible? And is that stat accurate? We talk to the scientist who did the research.

Study Illuminates Genetic Origins of Skin Color Diversity

science.howstuffworks.com/life/genetic/genetic-origin-human-skin-color-pigmentation-study.htm

A groundbreaking study finds light skin pigmentation gene variations originating in Africa, eroding the notion of race as a biological characteristic, and shedding light on cancer and evolution, too.

What makes some people susceptible to allergies?

health.howstuffworks.com/diseases-conditions/allergies/allergy-basics/what-makes-some-people-susceptible-to-allergies-1.htm

Why do some people suffer an allergic reaction to dog hair while others do not? The answer can be found in your genes. Learn more.

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