Evolution
Name: ______________________ Date: ____________
Write the letter of the matching definition next to each term.
1. EVOLUTION
A. Any living or extinct member of the family Hominidae characterized by superior intelligence
2. MAMMAL
B. No longer in existence
3. HUMAN
C. Any warm-blooded vertebrate having the skin more or less covered with hair
4. FOSSIL
D. Characteristic life processes and phenomena of living organisms
5. EXTINCT
E. Center of an atom or a cell
6. NUCLEUS
F. The number that is represented as a one followed by 6 zeros
7. CELL
G. Coins collectively (plural)
8. MILLION
H. The sequence of events involved in the ___ development of a species or taxonomic group
9. BIOLOGY
I. Someone regarded as certain to succeed
10. SPECIES
J. The remains of a plant or animal that existed in a past geological age and that has been excavated
11. MUTATION
K. The place where something begins, where it springs into being
12. ORIGIN
L. Tiniest unit of living things
13. NATURAL
M. Any event that changes genetic structure