Carbon is a fundamental element of all living things. carbon atoms move continiously through living organisms (biosphere), the sea (hydrosphere), the land (geosphere), and the air (atmosphere). this continious movement is known as the carbon cycle. photosynthesis and respiration are a very important part of carbon cycling. which diagram correctly depicts the cycling of carbon through photosynthesis and respiration?

Will someone me with this.. specialized cells which perform a particular function form: tissues organs or organism

Which of the following is a difference between active transport and facilitated diffusion? view available hint(s)which of the following is a difference between active transport and facilitated diffusion? facilitated diffusion can move solutes against a concentration gradient, and active transport cannot. active transport involves transport proteins, and facilitated diffusion does not. facilitated diffusion involves transport proteins, and active transport does not. active transport requires the expenditure of cellular energy, and facilitated diffusion does not.

The cluster of developing cells from conception until birth is called an