Who was the first african american to be on a u. S. Postage stamp

Booker T. Washington

Explanation:

The first African American to be on a U.S postage stamp is known as Booker T. Washington.

Booker T. Washington lived between April 5, 1856 – November 14, 1915. He served in the capacity as an adviser to many American presidents. An orator and educator that excelled and prospered the national cause of the black race in multi-racial America.

He was self educated American slave.

At the time when white heroes were predominantly featured on the postage stamp, Booker T. Washington broke through the ranks in 1940s.

lizards have adapted to life in the desert. some desert lizards have toes with spiny scales to them run across the sand without sinking. some use the sand to hide from predators, or to search for small animals that they prey upon.

"1. it should be, it has been for about 20 years, and it's really not much different in the end than breeding animals to have particular traits. there are always concerns about genetically engineered animals/plants affecting the environment in unexpected negative ways, but i can't think of an example where the fears didn't turn out to be baseless.  

first, as you point out, it would be a great advance in pharmacology, to be able to tailor drugs and their doses to me. the pros involve better medical treatment. the cons involve privacy issues like insurance companies denying coverage to people with genetic risk factors. looking at dna markers wouldn't affect the frequency of genetic diseases, but it would allow detection of them earlier. and ok, actually i suppose that if people used this information to avoid having children with genetic diseases, some might decrease in frequency."