If I remember correctly, it is the 3rd answer choice.
THE ANSWER IS : THERE ARE ONLY ABOUT 100 DIFFERENT KINDS OF ATOMS THAT COMBINE TO FORM ALL SUBSTANCES
Explanation:
Answer:
Notice how all the cells seem to stack on each other, with no spaces in ... and pancreas, which work together to carry out a certain function (in this case, ... Structures found in plant cells but not animal cells include a large central vacuole, cell wall, ... It consists mainly of cellulose and may also contain lignin , which makes it ...
Explanation: