With less oxygen there is less carbon dioxide being produced for the plants so photosynthesis decreases.
When only one single parent reproduces on their own. often times the baby looks very similar to the parent
Water or sunlight Our bodies made 90% of water and the sunlight give u Nutrients
Because if there is a minimal variation of it the normal state of pH, it can cause severe effects in the brain, arteries, the heart, and other organs.
In other words, it can have some serious effects on the body systems that can lead big diseases, like cancer.