5.2 Natural Selection Flashcards
1
Q
what two things promote variation in species
A
meiosis and fertilization
2
Q
Why has antibiotic resistance evolved in bacteria?
A
Bacteria showing resistance to antibiotics survive after antibiotics are used.
3
Q
What is the mechanism of natural selection?
A
Variations amongst individuals of a population are selected by a changing environment
4
Q
Which process has the greatest effect in determining which members of a population are most likely to survive until reproductive age?
A
Natural selection
5
Q
Describe how the finches on Daphne Major showed natural selection.
A
only the ones that had specific beak features where the ones that survived.
