Which property of water causes coastal communities to have only moderate differences in daily highs and lows when compared to inland communities?

Sea stars, sea urchins, sand dollars, and brittle stars are all memeber of a group, what is the common name of the group they are all in

The production of cells during mitosis into specialized function is recombination or differentiation

You are working in the lab and are working with the same element but with varying isotopes of the element. you are working with c-11, c-13, c-14, and c-15. what is the average atomic mass of this element? (use periodic table) a- 12 b-15 c-14 d-13