Earth and its atmosphere. Gravitational force is pulling down on a 1 meter square air column with mass equals 10 superscript 4 kilograms. 1 atmosphere pressure at surface of the Earth.

Which concept does the diagram show?

temperature

altitude

air density

air pressure

the correct answer is b

where in your body is there an enzyme that does function at a high or low ph? what is the name of that enzyme and its function?

hi my name is ashlynn and im 15

these macromolecules could either be amino acids, proteins or nucleic acids. they are responsible for the chemical changes and reactions that affects largely the cell and its composition. take for instance the cytoplasm of the cell where these organelles are settled. these simple organelles are composed of macromolecules which ignites and catalyses different functions that enables cells, in macro-perspective in motion and metabolism. in intestines for example, metabolism happens and breaking down parts of a food to simpler compounds that are used and these nutrients delivered throughout the body and again broken down by into smaller components.