Answer:
The answer is hormones.
Explanation:
Two of the main systems that control almost every action in our body are our nervous system and endocrine system which have to have inner communications and communication with our brain.
As stated in the question, nervous system uses neurotransmitters for communication which are chemicals released by neurons to generate electrical signals that make the communication possible.
The main mean of communication that our endocrine system uses is substances that are called "Hormones" which are produced by certain glands and organs in our body and are usually released into our bloodstream to effect the functions of other organs and our body. Hormones can be used for both communication of the endocrine system itself and for the communication of other organs and our brain.
I hope this answer helps.
Answer:
We live in the Phanerozoic EON
Explanation:
Answer:
The correct answer is - economic, social, environmental, and geopolitical
Explanation:
Natural Resources are the resources that are formed in nature on their own and can be renewable or non-renewable. There are various risks and benefits are associated with the production of all forms of energy other resource extraction.
These costs or risk includes economic, environmental, social, and geopolitical risks. These risks have various factors that decide if these risk or benefit and can be altered by the new technologies using for the extraction and production of various forms of energy.
The answers are - creating laws to regulate the amount of pollution, -planting trees at the same rate they are being cut down, -teaching citizens about water consumption and waste.
All three of these measures help people understand the importance of sustainability as well as ensure that on a governmental level, the required steps are being taken that a nation will witness increased dependance on renewable energy sources and not fossil ones.
It’s because plant cells have a cell wall and animal cells don’t
