Answer:
this question has a horrible explination
Explanation:
the answers dont even match up with the question
Answer:
Habitat is a place in which organisms live, and niche is the way in which an organism fits into its habitat
Answer:
Glycine is a highly conserved amino acid residue in the evolution of proteins. Why? Glycine has the smallest side chain of any amino acid. Its size often is critical in allowing polypeptide chains to make tight turns or to approach one another closely.
Explanation:
Breathing in air pollutants can irritate your airways. It may cause shortness of breath, coughing, wheezing, asthma episodes and chest pain. Overtime, exposure to air pollution puts you at risk for lung cancer, heart attack/strokes, etc. Some people are more at risks from others though
Prokaryotes do not have a nucleus or any organelles. They are a single cell organism, such as bacteria and archaea