Biology I

Microbiology

Pharmacology

Fundamentals of Chemistry

1. One mole of any substance contains Avogadro’s number of particles of that substance. What is the numerical value of Avogadro’s number? A) 6.022 × 10 −23 B) 1.00 × 10 −14 C) 12.01 D) 1.661 × 10 −24 E) 6.022 × 10 23 Ans: E 3. A sample of aluminum contains 2.91  10 22 atoms of aluminum. What is the mass of this sample? [Molar mass: Al, 26.98 g/mol] A) 0.767 g B) 1.30 g C) 55

CHEM | 107 | Fundamentals of Chemistry | exam | 1. One mole of any substance c

Chapter_17.docx-Chapter 17. Drugs Aﬀecng the Respiratory

Question 1 (1 point) The ﬁrst disease proven to be bacterial in origin was Question 1 options: A) yellow fever. B) anthrax. C) malaria. D) cholera. E) tuberculosis. Save Question 2 (1 point) Microbes can be compared to humans because Question 2 options: A) they both reproduce B) they both respond to external smuli C) they both possess all of the above characteriscs. D) they are both composed of cells E) they both internalize chemicals and energy Save Question 3 (1 point) Which of the following is NOT true of endospores? Question 3 options: Endospores are resistant to boiling and chemicals. Endospores are dormant. Sporulation results in the degradation of the cell wall. Endospores are a reproductive structure. Bacillus and Clostridium are genera that produce them. Save Question 4 (1 point) Probably one of the most imortant contributions of Robert Koch in his quest for proving the germ theory of disease was the Question 4 options: A) development of asepsis in surgery. B) technique of growing microbes in pure cultures. C) use of the bunsen burner. D) use of test animals in research. Save Question 5 (1 point) This theory states that living organisms are derived from pre-exisng living organisms Question 5 options: A) spontaneous generation theory B) germ theory C) biogenesis theory D) cell theory E) cremation theory Save Question 6 (1 point) Which one of the following scientists disproved spontaneous generation by using swn-necked ﬂasks in his eperiments? Question 6 options: A) Tyndall B) Semmelweis C) Koch D) Redi E) Pasteur Save Question 7 (1 point) Anton van Leeuwenhoek was the ﬁrst person in history to: Question 7 options: A) develop a taxonomic system. B) view protozoa and bacteria. C) use a magnifying glass. D) prove the germ theory. E) disprove spontaneous generation. Save Question 8 (1 point) All of the following individuals were involved in the development of the germ theory of disease EXCEPT: Question 8 options: A) Pasteur B) i don't know C) Koch. D) Fracastoro E) Francesco Redi Save Question 9 (1 point) Microbiology is the study of any small substance that you cannot see without using a microscope Question 9 options: True False Save Question 10 (1 point) Lipid A poron of the lipopolysaccharide of Gram negave cells is also known as Question 10 options: mycolic acid. pilin. lipopolysaccharide. endotoxin. teichoic acid. Save Question 11 (1 point) Which of the following statements concerning Koch's postulates is false?

BIO | 215 | Microbiology | assessment | Question 1 (1 point) The ﬁrst 

1. Cilia have the funcon of removing foreign parcles and mucus from the surface of the ___ system. a. Digesve b. Reproducve c. Integumentary d. Respiratory 2. The ___ ﬁbers cause a ssue to return to its original shape aﬅer distenon a. Collagen b. Elasc c. Recular d. Muscular 3. Which ssue has the funcons of storing energy, acng as insulaon, and pro

BIO | 110 | Biology I | study guides | 1. Cilia have the funcon of r

bio_practice_test_3.docx.pdf-Question 1 (1 point) The death

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