Explain how a carbon atom from a CO2 molecule in the air can end up as a carbon atom in a protein in a plant cell

Which is an example of a decomposer? a. bear b.algae c.grass d.bacteria d bacteria

Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?

Acell goes through cellular respiration and produces atp which it then uses to move a molecule across the cell membrane. how does the energy in the original glucose molecule change during this process? (2 points)