UF MCB 3020 Exam 1 Questions and Answers
100% Accurate
Eukaryote - ANSWER - An organism characterized
by having cells containing
DNA in a membrane-bound
organelle
Prokaryote - ANSWER - An organism characterized
by having a cell lacking a membrane-bound nucleus
Prion - ANSWER - An infectious agent
consisting of only protein
Viroid - ANSWER - An infectious agent
consisting of only RNA
Virus - ANSWER - An infectious agent made
up of protein, nucleic acids
and sometimes a lipid
membrane
Reconstruct Pasteur's famous experiment used to disprove spontaneous generation. - ANSWER - look at
image
Label the diagram outlining the steps involved in following Koch's postulates. - ANSWER - look at image
, Enzymes needed to digest all types of macromolecules are found in - ANSWER - lysosomes.
Antiseptic surgery was pioneered by - ANSWER - Lister.
Which acellular agent is composed of both proteins and nucleic acids - ANSWER - viruses
Which of the following organelles is involved in the modification, packaging, and secretion of materials? -
ANSWER - Golgi apparatus
Which of the following describes an organism that contains 80S ribosomes? - ANSWER - Eukarya
The most important distinguishing feature of eukaryotes that is lacking in prokaryotes is - ANSWER - the
division of the cell into compartments bounded by membranes.
The study of viruses is known as _________. - ANSWER - virology
Which of the following describes an organism that lacks linear chromosomes and peptidoglycan cell
walls? - ANSWER - Archaea
Which of the following structures are external to both Bacterial and Archaeal cells? - ANSWER - Pili
Which of the following bacterial structures are most directly linked to swimming motility in chemotaxis?
- ANSWER - Flagella
The organelle responsible for harvesting light as an energy source for photosynthesis is the - ANSWER -
chloroplast.
Which of the following is a function of the mitochondrion? - ANSWER - Electron transport
ATP synthesis Incorrect
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