Answer:
Because the green bacteria produced oxygen during photosynthesis, the purple bacteria had a harder time surviving.
Explanation:
Sample Answer
The Respiratory organ system
The lumbar nerves exit the intervertebral foramen under the pedicle of the same numbered vertebral body.
lumbar sacral: intervertebral
coccygeal: vertebral
A. Tree , because trees release oxygen through photosynthesis
The genome is sometimes compared to a set of blueprints.hope this helps
