The answer is D. Food Threshold is the amount of food capable on feeding the organisms.
Answer:
No
Explanation:
This tool does not effect the environment because it doesn't contain any harmful chemicals that would interfere with the environment's well being.
Answer:
photosynthesis
Explanation:
Chlorophyll a absorbs the wavelengths of violet-blue and orange-red light and functions as a primary electron donor during the election transport chain in photosynthesis. It also functions in transporting energy to the reaction center where P680 and P700 are located.
Answer:
immune system
Explanation:
The adaptive immune system reacts specifically to pathogens (germs). It is able to recognize attacking pathogens and fights against certain antigens or foreign substances. The next time a known antigen is encountered, the adaptive immune system can respond faster.
Answer:
<em>Basically enzymes are biological catalysts. They speed up chemical reactions. Enzymes are required mostly of the chemical reactions that happen in organisms . These reactions happen in the breakdown of chemical molecules. That is what we see in our digestive system .</em>
Explanation:
