B. the intensity o stimulus and the observer's criteria.
Answer: it helps with the liver, your kidneys and lungs
Explanation: The excretory system is a passive biological system that removes excess, unnecessary materials from the body fluids of an organism, so as to help maintain internal chemical homeostasis and prevent damage to the body. The dual function of excretory systems is the elimination of the waste products of metabolism and to drain the body of used up and broken down components in a liquid and gaseous state. In humans and other amniotes (mammals, birds and reptiles) most of these substances leave the body as urine and to some degree exhalation, mammals also expel them through sweating.
Answer:
Cold or Rain maybe a little bit of sun
Answer:
The Atmosphere.
Explanation:
The atmosphere that surrounds Earth is made up of gases like nitrogen, carbon, oxygen, and water vapors.
Answer:
photosynthesis equation
Explanation:
The chemical equation for photosynthesis is 6CO2+6H2O→C6H12O6+6O2. 6CO2+6H2O→C6H12O6+6O2. In plants, the process of photosynthesis takes place in the mesophyll of the leaves, inside the chloroplasts. Chloroplasts contain disc-shaped structures called thylakoids, which contain the pigment chlorophyll