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SCI 115 Florida University Cell Theory and DNA Quiz QuestionsCourse

Description

SCI 115 Florida University Cell Theory and DNA Quiz QuestionsCourse

SCI 115School

Florida UniversityDepartment

SCI

Question Description

QUESTION 1

  1. In ____ bonds, atoms share electrons equally.a.polar covalentb.ionicc.nonpolar covalentd.doublee.hydrogen

4 points 

QUESTION 2

  1. Which type of bonds hold the two chains of DNA together in a DNA molecule?a.hydrogen bondsb.ionicc.polar covalentd.nonpolar covalente.peptide

4 points 

QUESTION 3

  1. The positively charged ion, potassium, and the negatively charged ion, fluoride, will form what kind of bond?a.hydrogenb.polar covalentc.ionicd.nonpolar covalente.isotonic

4 points 

QUESTION 4

  1. Nucleotides are monomers of ____.a.polysaccharidesb.cellulosec.nucleic acidsd.proteinse.complex lipids

4 points 

QUESTION 5

  1. We can accurately determine the age of a rock or fossil by measuring its ____.a.proton concentrationb.neutron concentrationc.electron concentrationd.isotope concentratione.ion concentration

4 points 

QUESTION 6

  1. An example of a biofilm is ____.a.elongated pilib.an oil slickc.a bacterial capsuled.oral bacteria living on teethe.microalgae on a pond surface

4 points 

QUESTION 7

  1. Archaea were given their own separate domain because they are ____.a.multicellularb.not prokaryoticc.most closely related to eukaryotesd.considered a type of bacteriae.nucleated

4 points 

QUESTION 8

  1. Adhesion proteins are ____.a.involved in nutrient transportb.needed to fasten cells togetherc.involved in binding to signaling moleculesd.found only in bacterial plasma membranese.embedded in the nuclear envelope

4 points 

QUESTION 9

  1. One of the generalizations of cell theory is that ____.a.cells arise through spontaneous generationb.all cells have a nucleusc.growth is solely the result of cell divisiond.all living organisms are made up of cellse.all cells divide by meiosis

4 points 

QUESTION 10

  1. Plasmids are ____.a.circular RNA elementsb.linear DNA elementsc.circular DNA found in the cytoplasmd.linear RNA elementse.circular DNA found in the nucleus

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