Rbc dont have a nucleus to pack more haemoglobin. it also has a biconcave shape to increase surface area.... idk about the other two. sorry
Homeostasis is the biological ability to maintain internal stability. An example is you body temperature,how much water your body keeps or expels, and keeps levels of thinks such as blood cells normal. It helps your body functions to stay constant.
I do not know the answers but try www.answers.com I suggest this website as well
Answer:
7,400
Explanation:
because the 5 moves up the 3
Answer: It turns out that Culbreath was infected with a common germ called campylobacter, which victims usually contract by eating infected chicken. But this particular strain of campylobacter was anything but the common germ people usually encounter. It had become resistant to Cipro.
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