Carbon is black, crystalline and hard. oxygen alone is a gas. how does the substance that is formed when these two elements combine differ from carbon?

The variability in marine salinity between habitats does not impact the fish living there. select the best answer from the choices provided t f

What causes most sediment to wash or fall into a river

What will most likely happen in the absence of a cell membrane? a) photosynthesis will not take place. b) the cell will not store food, water, nutrients, and waste. c) energy will not be released during cellular respiration. d) substances will pass in and out of the cell in an uncontrolled manner.