As for bacteria living in places without access to sunlight, the process of photosynthesis does not occur in them; they can receive the necessary substances already prepared, so there are many parasites among them.
Ngokuqondene nama-bacterium ahlala ezindaweni ngaphandle ukufinyelela kwelanga, e yabo inqubo ye-photosynthesis ingekho; bangathola izinto ezidingekayo ngomumo eyenziwe, ngakho abaningi babo bangabantu yisinanakazana.