Final answer:
Rosalind Franklin and Barbara McClintock made significant contributions to science, while facing gender-related challenges. Rachel Carson also faced obstacles in sharing her groundbreaking work on ecological issues due to gender discrimination.
Explanation:
Rosalind Franklin made important contributions to the molecular structures of DNA, RNA, viruses, coal, and graphite through X-ray crystallography. Her work on the double-helix structure of DNA laid the foundation for further discoveries in genetics.
Barbara McClintock is another notable woman in science who discovered transposons in maize genetics, known as 'jumping genes,' paving the way for advancements in genetic research.
Rachel Carson faced barriers in publicizing her work on ecological issues due to gender discrimination, showing the challenges women scientists have historically encountered.
Learn more about women in science here:
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