1. which of the following statements is true?
(1 point)since all cells carry out cellular respiration, they contain mitochondria.
a cell cannot be subdivided into smaller units that maintain the living state.
plant cells contain chloroplasts and no mitochondria while animal cells contain mitochondria and no chloroplasts.
the cell membrane’s function is to prevent diffusion of any substances into or out of the cell.
2. a biologist discovers a new unicellular organism and classifies it as a prokaryote. the cell is very small, contains a cell membrane, a cytoplasm, dna in a nucleus,