Light is an example of an abiotic factor. its also a major energy source
All choices excluding D would reduce carbon footprint
In stem cell transplants, stem cells replace cells damaged by chemotherapy or disease or serve as a way for the donor's immune system to fight some types of cancer and blood-related diseases
Answer:
Dissolved or gaseous substances have to pass through the cell membrane to get into or out of a cell. Diffusion occurs when particles spread. ... They move from a region where they are in high concentration to a region where they are in low concentration.
Explanation:
Mark me as brainliest and follow me
Enzymes are protein in nature, (Mostly some RNA and DNA also can act as enzymes) but for generic purposes Enzymes are proteins.