1. They were designed by an intelligence.
2. They developed as a consequence of natural processes.
Not to mention:
3. They developed as a consequence of an intelligently designed process.
4. Some combination of 1., 2., 3.
There are two hypotheses with regard to the origin of life and the origin of higher life forms:
1. They were designed by an intelligence.
2. They developed as a consequence of natural processes.
Not to mention:
3. They developed as a consequence of an intelligently designed process.
4. Some combination of 1., 2., 3.
[Nicely stated, that's it in a nutshell. Most of the evo/creationmist war is because people can only see 1 or 2 but not 4]