Two psychical signs are:
• Asking to go to the bathroom always after a meal
• bad breath/lots of cavities
Joints are the places in your body where bones come together.
Answer:
a. It can be used for photosynthesis.
Explanation:
Since carbon dioxide is needed in the photosynthesis process, then much of the carbon dioxide which is produced by green plants is not always excreted in form of metabolic waste because it can be easily used in the photosynthesis process.
