If you go to school for 180 days each year, and each day is 7 hours long how many hours are spent in one school year?

The organism shown is a free-living one that is anchored to the bottom of ponds and streams during one stage of its life cycle what is the common name for the group to which this organism belong

Enzymes affect the reactions in living cells by changing the

Which element has the lowest electronegativity? calcium(ca) gallium(ga) selenium(se) bromine(br)