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DAT Practice Exam Questions and Answers 100% Pass

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DAT Practice Exam Questions and Answers 100% Pass If a toxin that disrupted microtubule function, what is most likely to be affected? - ANSWER- Anaphase Where are lysosomes produced? - ANSWER-Golgi What is the function of a lysosome? - ANSWER-Contains digestive enzymes for breaking down nutri...

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  • November 10, 2024
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DAT Practice Exam Questions and

Answers 100% Pass


If a toxin that disrupted microtubule function, what is most likely to be affected? - ANSWER✔✔-

Anaphase


Where are lysosomes produced? - ANSWER✔✔-Golgi


What is the function of a lysosome? - ANSWER✔✔-Contains digestive enzymes for breaking down

nutrients, cell debris, and bacteria


What is the functional equivalent of the lysosome in plants? - ANSWER✔✔-Central vacuole


What are 4 possible places were microfilaments can be found? - ANSWER✔✔-1. Muscle cells


2. Pseudopod of amoeba


3. Cleavage furrow during animal division


4. Cytoskeleton


What is bacteria flagellum composed of? - ANSWER✔✔-Flagellin


What is Clathrin? - 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? - ANSWER✔✔-Region where DNA exists in a bacterial cell as it does not have

a nucleus



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What are teichoic acids? - 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? - 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 filter-feeding species -

ANSWER✔✔-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? - ANSWER✔✔-1.

Notochord


2. Dorsal hollow nerve chord


3. Pharyngeal gill slits


4. Muscular post-anal tail


Characteristics of Nematoda - ANSWER✔✔-Complete digestive system, triploblasts with bilateral

symmetry, pseudocoelomates. Parasitic; contain a thick protective outer layer known as the cuticle


Examples: round worms, hook worms, and C.elegans


Characteristics of Annelida - ANSWER✔✔-Complete digestive system


Triploblasts with bilateral symmetry



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