The heart is made of 1.connective tissue, 2.cardiac muscle, 3.spongy tissue, 4.skeletal muscle

In which phase(s) do the molecules take the shape of the container?

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

Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation: