DAT Questions from Practice Exams with 100% Correct Answers 2024/2025

If a toxin that disrupted microtubule function, what is most likely to be affected? - CORRECT ANSWER-Anaphase Where are lysosomes produced? - CORRECT ANSWER-Golgi What is the function of a lysosome? - CORRECT ANSWER-Contains digestive enzymes for breaking down nutrients, cell debris, and bacteria What is the functional equivalent of the lysosome in plants? - CORRECT ANSWERCentral vacuole What are 4 possible places were microfilaments can be found? - CORRECT ANSWER1. Muscle cells 2. Pseudopod of amoeba 3. Cleavage furrow during animal division 4. Cytoskeleton What is bacteria flagellum composed of? - CORRECT ANSWER-Flagellin What is Clathrin? - CORRECT ANSWER-A protein that coats vesicles and plays a critical role in their formation, as well as their incorporation into the cell membrane during exocytosis and endocytosis What is a nucleoid region? - CORRECT ANSWER-Region where DNA exists in a bacterial cell as it does not have a nucleus What are teichoic acids? - CORRECT ANSWER-Found only on gram-positive bacteria and help keep the cell wall rigid. Also used a recognition and binding sites by bacterial viruses During conjugation, what does the donor bacteria contain? - CORRECT ANSWER-The F plasmid Which of the following best defines a notochord? A. A component that eventually develops into the spinal cord B. A length of cartilage extending along the body, which will become the spine C. That which will become the pharynx gills, or other feeding system in the animal D. A groove located in the underside of the pharynx that produces mucus in filterfeeding species - CORRECT ANSWER-B. A length of cartilage extending along the body, which will become the spin