Hormones: they are the chemicals of the endocrine system used to send messages to organs and tissue throughout the body
neurotransmitters: a chemical substance released at the end of a nerve fiber at the arrival of a nerve impulse, by diffusing across the synapse, which then causes the transfer of the impulse to another nerve fiber, etc.
Hormones and neurotransmitters are equally both similar and different in many ways. A characteristic that they both share, is that they are both forms of sending messages into the body. The only difference being, a neurotransmitter is sends signals to balance target cells, aka muscles or glands. Hormones send messages and signals throughout the body and organs.
( يوم يسمعون الصيحة بالحق ) يعني : النفخة في الصور التي تأتي بالحق الذي كان أكثرهم فيه يمترون . ( ذلك يوم الخروج ) أي : من الأجداث .
Answer:
Facts: Students must take Algebra I before they can take Algebra II. Dara is currently taking Algebra II.
Conclusion: Dara has taken Algebra I in the past.
Explanation:
This fact states that "Students must take Algebra I before they can take Algebra II", meaning there is no possibility that Dora hasn't taken Algebra l. The other conclusions don't have one definitive possibility.
The source of pollution in Lake Erle sewage and Phosphate-containing particles. The point source is discharge pipe while the non-point source of pollution are various ways pollutant is been disposed on the lake.
<h3>What is point source and nonpoint source pollution?</h3>
The Point Sources of a Pollution is one that comes from a single and a source that can be identified example is discharge or drainage pipe that takes waste from a factory or sewage plant.
Note that Pollution that does not have a place where it is coming from is known as nonpoint-source pollution such as wind, run off water carrying waste, etc.
Learn more about pollution from
brainly.com/question/24704410