Answer:
F
Explanation:
Some plants follow C3 pathway while some follow C4 pathway
Answer:
adenine is the correct answer for first
Answer:
Proteins are generally way too big to be able to fit through a cell membrane.
Explanation:
They cannot compress their molecules to pass through.
They should be carbohydrates, fats (lipids) and protein. they are labelled as primary food substances and they're essential to life. they can provide energy and raw material for life processing. although mineral ions and vitamin are important too, but they only need a small amount.