Asu bio 181 exam sets Study guides, Class notes & Summaries

BIO 181 ASU EXAM 3 2023 (57 SETS) Q&A GRADED A+ T or F: Potassium ions are at high concentrations inside of cells, including neurons - ANSWER True The action potential is a result of: - ANSWER the movement of ions The post-synaptic cell can be: - ANSWER in glands, muscle cells and neurons Th resting potential of a neuron is - ANSWER -60mV T or F: The cell body refers to the part of the neurons that begin at the dendrites and extend to the axon terminal - ANSWER false T or F: Voltage ...

1. The action potential is ...: a result of the movement of ions 2. True or False The cell body refers to the part of the neurons that begin at the dendrites and extend to the axon terminal: False 3. True or False The membrane potential (resting potential) is largely set by the Na-K ATPase pump: True 4. True or False The axon from a presynaptic cell contacts the axon of another neuron: False 5. In the motor end plate, the event that is the immediate trigger for exocyotosis is ....: Cal...

The association of ribosomes with _____ invaginations would support the _____ theory. - ANSWER membrane, endomembrane After a cell is pancake shaped in a cell culture dish, the order of events that occurs as a cell walks is? - ANSWER filapodia, lamellipodia, cell muscle, retraction fiber T/F It is presumed that the peroxisomes evolved in these primitive, protoeukaryotes to remove oxygen, which was toxic to the primitive cells. - ANSWER true T/F In an extant prokaryotic cell the outer...

Which strand is produced more rapidly? - ANSWER Leading strand During DNA replication in the lagging strand there is production of this component? - ANSWER Okazaki fragment How many "stop" codons exist? - ANSWER 3 The double helix of DNA is wrapped about 1¾ times around which of these components? - ANSWER Nucleosome Which enzyme unwraps the double helix? - ANSWER Helicase In the ribosome, what is the name of the bond that links one amino acid to the next? - ANSWER peptide bonds Li...

Primitive prokaryote cell evolved into_________ - ANSWER pro-eukaryotic cell Eukaryote - ANSWER single celled organism Paramecium - ANSWER distant ancestor of our cells, limited by # of biomolecular machines within itself What does a paramecium use cilia for? - ANSWER to move What was the precursor to our kidneys? - ANSWER contractile vacuole SEM(Scanning Electron Microscopy) - ANSWER cannot view living cells What can parameciums o as a defense technique against predators? - ANSWER the...

Specifically in a cell where does Glycolysis occur? - ANSWER Cytoplasm T/F The cell does not need ATP to survive. - ANSWER False Where is carbon dioxide produced? - ANSWER Mitochondrial matrix T/F The citric acid/Kreb's cycle breaks down carbohydrates into CO2. - ANSWER True T/F FADH2 results as one of the products of the citric acid cycle. - ANSWER True Specifically where in a cell does the citric acid/Kreb's cycle occur? - ANSWER Mitochondrial Matrix Glycolysis requires the inves...

1. The action potential is ...: a result of the movement of ions 2. True or False The cell body refers to the part of the neurons that begin at the dendrites and extend to the axon terminal: False 3. True or False The membrane potential (resting potential) is largely set by the Na-K ATPase pump: True 4. True or False The axon from a presynaptic cell contacts the axon of another neuron: False 5. In the motor end plate, the event that is the immediate trigger for exocyotosis is ....: Cal...

The association of ribosomes with _____ invaginations would support the _____ theory. - ANSWER membrane, endomembrane After a cell is pancake shaped in a cell culture dish, the order of events that occurs as a cell walks is? - ANSWER filapodia, lamellipodia, cell muscle, retraction fiber T/F It is presumed that the peroxisomes evolved in these primitive, proto-eukaryotes to remove oxygen, which was toxic to the primitive cells. - ANSWER true T/F In an extant prokaryotic cell...

Specifically in a cell where does Glycolysis occur? - ANSWER Cytoplasm T/F The cell does not need ATP to survive. - ANSWER False Where is carbon dioxide produced? - ANSWER Mitochondrial matrix T/F The citric acid/Kreb's cycle breaks down carbohydrates into CO2. - ANSWER True T/F FADH2 results as one of the products of the citric acid cycle. - ANSWER True Specifically where in a cell does the citric acid/Kreb's cycle occur? - ANSWER Mitochondrial Matrix ...