Use the data set on the right to answer each of the following questions.
What is the mean?

Which symbols below represent the ions found in the glass of water ? a. oh- and h+ b. co2 and o2 c. o2 and h2 d. nh3- and h+

The first signs of cellular differentiation occur in the blastocyst. why is cellular differentiation important for the development of a fully formed human infant?

Explain how organisms could be harmed by high levels of salt from roadways?