Answer:

Explanation:
Let's think about this from a human perspective (humans are multicellular organisms).
Humans inhale oxygen to use in cellular respiration. Carbon dioxide is the waste product of the process and it is exhaled.
Humans consume proteins and make proteins in protein synthesis. They are used for all sorts of things such as: hormones, repairing tissues, catalysts, providing structure, and more.
So, clearly, the substance that is let out is<u> carbon dioxide</u>. It is exhaled as waste when we breathe, but proteins are used inside the body.
The message is conveying the teens to be fit if they are ashamed of what they look like it’s a attention catcher because the advertiser is aware of the body shame and dysphoria of teens
Answer:
1. good diets: A good nutritional diet that I would recommend would be drinking lots of green juices, taking supplement pills like fish oil, cod liver and so on. Some goals that I would set to doing this would be waking up early meditating, finishing school early eating LOTS of veggies. I really hope this helps sorry for such a late response :)
According to the studies its true
Answer:
Meningitis is an infection of the layers of tissues that cover the brain and spinal cord. It can be life threatening, but it's treatable. Syphilis is a sexually transmitted infection (STI) that can lead to syphilitic meningitis and other serious health issues if it's left untreated.
Explanation: