c1900 - Present: Genetics + Lifestyle Flashcards
(10 cards)
1
Q
during 19th century what did Mendel theorise
A
- genes came in pairs, one from each parent –> fundamental laws of inheritance
- human characteristics passed between generations
2
Q
in the 20th century what new technology allows scientists to analyse human cells in greater detail
A
electron microscope
3
Q
when and where did both James Watson and Francis Crick work at
A
1953 - Cambridge University
4
Q
what did Watson and Crick do together
A
- analysed X-ray by Maurice Wilkins and Rosalind Franklin at King’s College Hospital (London)
- worked out double helix structure of DNA
5
Q
when did Watson and Crick work out the double helix structure
A
1953
6
Q
what project did James Watson launch
A
The Human Genome Project
7
Q
when was the Human Genome Project launched
A
1990
8
Q
what was the aim of The Human Genome Project
A
mapping every gene in human DNA
9
Q
why was the work of Watson + Crick and The Human Genome Project so important (give 3)
A
- better understanding of some genetic disorders e.g. Downs syndrome (mistakes/mismatches in DNA)
- predicting whether individual has higher risk of developing some cancers (prevention)
- discovery of stem cells can be grown into different cells
10
Q
A
