An organ is the biggest out of all of these. Organs are formed from groups of tissues and tissues are groups of cells. A molecule is one of the small holes you see your hair grow out from.
Answer:
Last option
Explanation:
Mitochondria because they are smaller than cells and have membranes
Answer:
as I know
Explanation:
<em>Igneous rocks, which form from cooling magma or lava, and metamorphic rocks, which have been altered by heat and pressure, are unlikely to contain fossils. The “soft” tissues of an organism, such as skin, muscles, and internal organs are typically not preserved as fossils.</em>
The liver is the main site
