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Rosalind Franklin: DNA's unsung hero - Cláudio L. Guerra
Claudio L. Guerra
Chris Bishop
Rosalind Franklin
DNA
double helic
DNA breakthrough
Nobel prize
pioneer
x-ray
DNA crystals
Maurice Wilkins
Photo 51
James Watson
Frances Crick
DNA strands
DNA structure
women in science
sexism in science
scientific breakthrough
TED
TED-Ed
Teded
Ted education
medicine
biology
agriculture
Why do blood types matter? - Natalie S. Hodge
blood type
blood
blood donor
universal blood
blood donation
biology
types of blood
antigen
universal donor
type o
type a
type b
type AB
proteins
ABO type
rare blood type
red blood cells
O negative
science
human biology
education
animation
Natalie S. Hodge
Brad Purnell
TED
TED-Ed
TED Ed
Teded
Ted Education
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