Answer:
The <u>endocrine</u> system is a complex network of glands that release tiny amounts of hormones into the bloodstreams of humans and other vertebrate animals.
Explanation:
The endocrine system is a set of organs, tissues and cells whose function is to release various chemical substances called hormones into the bloodstream. The endocrine glands are the group of cells that produce and release hormones, which are secreted into the blood while waiting for the proteins that are designed to specifically capture each of them, are responsible for transporting them to the cells of the tissues and organs to which they must reach. Once there, they transmit the precise orders to regulate cellular activity.
The best and most correct answer among the choices provided by your question is the first choice.
Polluted water is unavailable for further use - best explains how water pollution impacts water conservation
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The size of our brains has increased since we became tools users.
Explanation:
Researches have shown that since we became tool users, the size of our brain has increase significantly. This is an evolutionary footprint in us. Our brain size has not always been the same.
- The earliest humans use very crude tools in their hunting.
- Modern man is full of technology and advanced tools.
- To get here, the brain has constantly been changing over time to accommodate more innovative faculties.
From this excerpt, one can deduce that the commentary is trying to prove Susan wrong by linking how the body part of humans have changed to adapt to the environment.
The second option presents the most logical explanation for this.
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You didn’t give any options?
Synthesis, as a good way to see synthesis would A + B = AB
