Scientific evidence supports the claim that prokaryotic (cyanobacterial) photosynthesis was responsible for the production of an oxygenated atmosphere.
Standard detail
3.4.A.1.iii
Depth 4Parent ID: 9C4CD55243044A05B469BF219716F5C7Standard set: AP Biology (2025)
Original statement
Quick facts
- Statement code
- 3.4.A.1.iii
- List ID
- iii
- Standard ID
- 0F28DBF595F0443B98981A53552A33DB
- Subject
- AP Biology
- Grades
- 09, 10, 11, 12
- Ancestor IDs
- 9C4CD55243044A05B469BF219716F5C7A8C4524D1FED4731B91E70C8750FADBA357F1F99485044F1893BDA7791EE3C49E8EE8244CBC242BFB4FBCC87127919A7
- Source document
- AP® Biology COURSE AND EXAM DESCRIPTION Effective Fall 2025
- License
- CC BY 4.0 US