Ashworth Basic Biology Questions and Correct Answers/ Latest Update / Already Graded

The structural combination of DNA and protein forms ribosomes. True False Ans: False The figure shows a Paramecium, a single-celled freshwater protist. The hair like structures visible on the Paramecium allow it to move. These structures are microfilaments. True False Ans: False When using a microscope to view cells you obtained from scraping under your fingernails, you notice that the cells lack nuclei; therefore, you conclude that the cells must be a type of ________ cell. All rights reserved © 2025/ 2026 | Page | 2 A) plant B) eukaryotic C) fungal D) prokaryotic Ans: D) prokaryotic The figure shows a Paramecium, a single-celled freshwater protist. The hairlike structures visible on the Paramecium allow it to move. These structures are ________. A) microfilaments B) intermediate filaments C) flagella D) cilia Ans: D) cilia Why do bacteria numbers start to decline when treated with antibiotic C but then begin to increase as time goes on? All rights reserved © 2025/ 2026 | Page | 3 A) Some bacteria with resistance to antibiotic C were selected for over time. B) Additional bacteria were added to the experimental group. C) Antibiotic C degraded and thus was no longer effective. D) This is the normal course of bacterial growth no matter which antibiotic is applied. Ans: A) Some bacteria with resistance to antibiotic C were selected for over time. You find a cell of a type you have never seen before. The cell has both a nucleus and a cell wall. Therefore, you conclude that it is likely to be a(n) ________ cel