Personal computers are composed of many different materials known to be potentially harmful to humans and the environment. these materials include beryllium, cadmium, lead, mercury, selenium, polyvinyl chloride, and

What is the difference between cytokinesis in plant and animal cells? animal cells dived by a cleavage furrow. plant cells divide by a cell plate that eventually becomes the cell wall. cytoplasm and cell membranes are necessary for cytokinesis in both plant and animals.

That is false even though water expands when frozen nothing changes at all