Answer: Energy is passed up a food chain or web from lower to higher trophic levels. This loss of energy explains why there are rarely more than four trophic levels in a food chain or web. Sometimes there may be a fifth trophic level, but usually there's not enough energy left to support any additional levels.
Explanation: :) Hope it helps
Answer:
Oxygen enters the lungs through the trachea, which branches into two tubes called the bronchi, which lead to the lungs.
Answer:
Maintenance or homeostasis would be common in life-functions and enzymes.
The basic goal of different life functions is to maintain a balance for well being of an individual and thus maintenance of life.
Similarly, enzymes function in order to reach equilibrium between the reactant and the products.
Substrate and products are common terms used in both chemical equation and enzymatic reaction.
In both specific substrates are converted to respective products.
Enzymes work as a catalyst and increase the rate of a biochemical reaction.
