Bio 181 asu exam sets - Study guides, Class notes & Summaries

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...

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...

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? - ...

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 gated ion channels open when a protein binds to the...

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 gated ion channels open w...

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...

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...