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DAT Questions from Practice Exams Questions with 100% correct answers
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DAT Questions from Practice Exams✅✅
If a toxin that disrupted microtubule function, what is most likely to be affected? -
-Anaphase
Where are lysosomes produced? - ✅✅-Golgi
What is the function of a lysosome? - ✅✅-Contains digestive enzymes for breaking
down nutrients, cell debris, and bacteria
✅✅-Central vacuole
What is the functional equivalent of the lysosome in plants? -
What are 4 possible places were microfilaments can be found? - ✅✅-1. Muscle
cells
2. Pseudopod of amoeba
3. Cleavage furrow during animal division
4. Cytoskeleton
What is bacteria flagellum composed of? - ✅✅-Flagellin
What is Clathrin? - ✅✅ -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? - ✅✅-Region where DNA exists in a bacterial cell as it
does not have a nucleus
What are teichoic acids? - ✅✅ -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? - ✅✅-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
filter-feeding species - -B. A length of cartilage extending along the body, which
will become the spine
✅✅
What are the 4 main features during their development that chordates share? -
-1. Notochord
2. Dorsal hollow nerve chord
3. Pharyngeal gill slits
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