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Combined Bio 235 Final Exam Questions and answers 2024
Combined Bio 235 Final Exam Questions and answers 2024
[Show more]Combined Bio 235 Final Exam Questions and answers 2024
[Show more]Venous blood returning from systemic circulation first enters the ___, proceeds to the ____, loses ___and gains ____ in the lungs, and then returns to the heart via the ____. 
 
a) right atrium, right ventricle, pulmonary artery, CO2, O2, pulmonary veins. 
b) Left atrium, left ventricle, pulmonary a...
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Add to cartVenous blood returning from systemic circulation first enters the ___, proceeds to the ____, loses ___and gains ____ in the lungs, and then returns to the heart via the ____. 
 
a) right atrium, right ventricle, pulmonary artery, CO2, O2, pulmonary veins. 
b) Left atrium, left ventricle, pulmonary a...
units of measurement - 1 µm = 10-6 m = 10-3 mm 
1 nm = 10-9 m = 10-6 mm 
1000 nm = 1 µm 
0.001 µm = 1 nm 
 
total magnification (compound microscopes) - -the image from the objective lens is 
magnified again by the ocular lens 
-total magnification = objective lens x ocular 
lens 
 
resolution - ...
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Add to cartunits of measurement - 1 µm = 10-6 m = 10-3 mm 
1 nm = 10-9 m = 10-6 mm 
1000 nm = 1 µm 
0.001 µm = 1 nm 
 
total magnification (compound microscopes) - -the image from the objective lens is 
magnified again by the ocular lens 
-total magnification = objective lens x ocular 
lens 
 
resolution - ...
Robert Koch - Father of microbiology, identified germ causing TB 
 
Louis Pasteur - discredited spontaneous generation, proposed Germ theory, "Microorganisms are responsible for infectious diseases 
 
Antoine von Leeuonhoek - created the first microscope; first to see microbes/bacteria 
 
Robert Ho...
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Add to cartRobert Koch - Father of microbiology, identified germ causing TB 
 
Louis Pasteur - discredited spontaneous generation, proposed Germ theory, "Microorganisms are responsible for infectious diseases 
 
Antoine von Leeuonhoek - created the first microscope; first to see microbes/bacteria 
 
Robert Ho...
1) The nucleotide sequence of the attenuator region in the leader of the trp mRNA - a) Contains features of a transcription termination site 
 
Depurination - the loss of a purine base from a nucleotide 
 
Deamination - the removal of an amino group from an organism, particularly from an amino acid ...
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Add to cart1) The nucleotide sequence of the attenuator region in the leader of the trp mRNA - a) Contains features of a transcription termination site 
 
Depurination - the loss of a purine base from a nucleotide 
 
Deamination - the removal of an amino group from an organism, particularly from an amino acid ...
Helicase - Unwinds DNA in both directions 
 
Gyrase - topoisomerase that relieves supercoiling ahead of replication fork 
 
Single Stranded Binding proteins do what? - Stabilize single stranded DNA 
 
Primase - Enzyme that makes RNA primers 
 
DNA polymerase cannot? - Reconstruct the 5' end of a DN...
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Add to cartHelicase - Unwinds DNA in both directions 
 
Gyrase - topoisomerase that relieves supercoiling ahead of replication fork 
 
Single Stranded Binding proteins do what? - Stabilize single stranded DNA 
 
Primase - Enzyme that makes RNA primers 
 
DNA polymerase cannot? - Reconstruct the 5' end of a DN...
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