Cell Biology Practice Test with correct answers 2023

Cell Biology Practice Test with correct answers 2023What is the process in which substances enter the cell without the use of energy called? Passive Transport Which structure is responsible for the movement of water into or out of the cell? Cell Membrane What is the process in which cells ingest large particles, macromolecules, and other cells called? Endocytosis Which of the following is true about cell structure? A. Cells are enclosed by thin, single layer of pholipids and protein molecules B. Cells are enclosed by solid layer, or cell wall, for support C. Cells are enclosed with semi-permeable membranes D. Cell casings allow molecules to pass unhindered in or out of the cell C What is the main purpose of the cell membrane that appears around all cells? To allow certain molecules in and out of the cell What is the unique cellular structure that protects the order and function inside an animal cell from the extra-cellular chaos beyond the cell's boundary? Cell Wall Small molecules can pass through an animal cell's bilipid membrane, yet larger ones are not able to pass through. Since the membrane selects some molecules to pass through and restricts others, it is referred to as what? Selectively Permeable How does a catalyst affect a biochemical reaction? It speeds up the rate of reaction Which of the following could be an enzyme? A. A protein B. A nucleic acid C. Platinum D. ATP A