Biodiversity- (2) How species are related Flashcards
1
Q
What are the three types of evidence scientists use to classify species
A
Anatomical, Physiological, DNA evidence.
2
Q
What is anatomical evidence?
A
Structure+ form, outer and innner.
3
Q
What is physiological evidence?
A
Physical/ chemical internal functions (enzymes, protiens, cells/tissue)
4
Q
What is DNA evidence?
A
Isolate and compare nucleotide sequences
5
Q
Whats a phylogenic tree?
A
Branching diagram to show evolutionary relationships among species