Evolution Flashcards
Who discovered evolution?
Charles Darwin
What did evolution state?
That different kinds of species of living things that existed to this day developed over millions of years from very simple life forms that initially existed
Give 3 points why not a lot of people believed Charles Darwin?
1) People thought God created everything
2) Not enough evidence
3) No real understanding about variation and inheritace
How many years ago did scientists believe that life really started (fist simple cell)
3500 million years ago
What was natural selection?
That all living things/species show variation
Name some features for a giraffe that were an advantage of natural selection
Live longer, longer neck so they can reach to leaves from tall trees
What can genes be changed by?
Mutation which is random and spontaneous
Why could random mutations be an advantage for a fish?
Might develop bigger fins so they can manoeuvre better in the water