The significance of elephants can be characterized as them being a Keystone species. Keystone species are usually considered to be species which have a extremely largy impact on a certain ecological niche or certain environment compared to their relative presence in that environment. In other words, while elephants aren't exactly the most numerous of species, they represent an important element of their environment which also effects other animals.
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A red blood cell placed in pure water would "BURST"
This is because water would move in the red blood cell and become hypotonic. It does not have enough space so thats why it bursts.
Answer: D
Explanation:
I am completely sure. Hence the word advancements it means to go forward. To adavance. So, I mean, that's just it.
Answer
you attend to any illness or disease by going to the doctor at the first sign of it
you make sure that your health choices reduce the risk of potentially negative situations.
Explanation:
