Answer:
The main difference is in the presence of a carbon atom; organic compounds will contain a carbon atom (and often a hydrogen atom, to form hydrocarbons), while almost all inorganic compounds do not contain either of those two atoms. Meanwhile, inorganic compounds include the salts, metals, and other elemental compounds.
Explanation:
Answer:
The correct answer is option B.
Explanation:
Homeostasis is the process or mechanism of trying to maintain equilibrium while interaction with the outside world. An example of maintaining homeostasis in the system level would be the endocytosis and exocytosis of a substance.
Endocytosis and exocytosis are the mechanisms in which molecules are brought into the cell and out of the cell depending on their need to the cell.
Thus, the correct answer is option B.
I think it is b because it is a result of an environmental influence
Answer:
D. 4
Explanation:
Reflection can be defined as a phenomenon which typically involves a change in the direction of a ray of light or waves as it falls on a smooth surface.
Simply stated, reflection occurs when a ray of light or wavefronts bounces off a smooth surface.
From the diagram provided above, the thin beam of light which illustrates reflection is the fourth because as it hit the surface, it bounced back to the medium from which it was originally propagated with.