A stem cell is a body cell. Basically any cell that isnt used for reproduction i.e., gametes.
The answer u r looking for is-
1. all bacteria - glycolytic enzymes and membrane proteins
2. gram-positive bacteria - peptidoglycan
3. gram-negative bacteria -
4. viruses - envelope proteins
5. all bacteria and viruses - nucleic acids
Hope I’ve helped ;)
1. observing
2. forming hypotheses
3. testing hypotheses
4. analyzing data
5. evaluating results
Hope it helped
A carbon atom has 4 valence electrons
