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Barbara Mcclintock made an important contribution in many areas of study in the field of genetics, by decoding the genetic transfer of information between two chromosomes and the clarification of telomere and centromere phases of cell replication.
she had a disease that made it hard for her to walk and see
she was the fist African American women congress women to come from deep south and the fist woman ever elected to the Texas senate.
He made you :)
There both are the first African-American Politicians
One important contribution made by the Phoenicians was that they created the Phoenician alphabet. that consisted of 22 letters that represented the sounds of the human voice. Hope this helps you =)
He made many great films, which has allowed the people of this country to enjoy them, and thus relieve stress from their daily lives. That is an important contribution.
one important contribute was they changed thecolony alot after more settlers
because she was an important person since her husband John Madison made her successful
Type your answer here... the atomic clooks
William fox talbot made an important contribution to Photography in the 1840s.
the bill of rights