Heterotrophic organisms used the process of fermentation to nourish. what is fermentation?
it is a chemical process that requires oxygen.
it is a chemical process in which sugar molasses is ingested.
it is a chemical process which enables heterotrophs to obtain energy without oxygen.

Acladogram is a branching diagram that represents suggested evolutionary relationships among organisms based on the presence of unique traits. a scientist discovers a new organism that lacks limbs and does not have a true backbone. the organism lays eggs to produce offspring and has a cartilage-like rod known as a notochord running along its dorsal surface. on the cladogram below, select the species to which the newly discovered organism is most closely related.

The most effective way to provide children with safety messages is to

Drag the tiles to the correct boxes to complete the pairs. match wach fossil with the layer where it’ll be present based on these condition