bio 181 (BIO 181)

Lecture notes from Ebie Modules 1-5

The association of ribosomes with _____ invaginations would support the _____ theory. correct 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? correct 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. correct answer: true T/F In an extant prok...

T or F: Potassium ions are at high concentrations inside of cells, including neurons correct answer: True The action potential is a result of: correct answer: the movement of ions The post-synaptic cell can be: correct answer: in glands, muscle cells and neurons Th resting potential of a neuron is correct 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 correct answer: false T or F: Voltage gated...

BIO 181 Practice tests (NCSU Paciulli), Exam Questions and answers, Accurate. Latest Update. The heart structure that functions as the initial receiving chamber is the: - -Right atrium The most important factor in the return of blood flow back to the heart is __________. - -valves in the veins Gas and nutrient exchange between circulation and the tissues occurs at the: - -capillaries Specialized muscle tissue that sets the pace for the conduction of electrical signals throughout th...

BIO 181 (Capco ASU) Exam 3 (Final Exam). Questions & Answers. 100% Accurate. Rated A+ T/F Excitatory synapses cause hyperpolarization of post-synaptic cells. - -False The resting potential of neurons is: - --60 mv (The answer is not on this list.) T/F The autonomic nervous system contains the sympathetic and the parasympathetic nervous system. - -True In the motor end plate, the event that is the immediate trigger for exocytosis is: - -Calcium Ions Draw an action potential in th...

Define Biology correct answer: The scientific study of life and living things What is Science? correct answer: The systematic search for truth through experimentation and observation When does science work best? correct answer: In the tangible world Why should you make sure that your RESEARCH QUESTION is clear and precise? correct answer: 1. so you don't repeat something that has already been done 2. to receive help What exactly is a hypothesis? correct answer: one of many poss...

BIO 181 Exam 1 Questions and answers, 100% Accurate. Graded A+. What limits the paramecium from acquiring more complex functions? - -number of Bio molecular machines T/F? The paramecium swims by way of using a flagella. - -False The paramecium discussed in class contained an organelle called the contractile vacuole. This is the presumed precursor of the: - -Kidney T/F? A cancer cell will be anchorage-dependent for growth and immortal. - -False Comparing a single-celled eukaryot...

BIO 181 Exam 1 Questions and answers, 100% Accurate. Graded A+. What limits the paramecium from acquiring more complex functions? - -number of Bio molecular machines T/F? The paramecium swims by way of using a flagella. - -False The paramecium discussed in class contained an organelle called the contractile vacuole. This is the presumed precursor of the: - -Kidney T/F? A cancer cell will be anchorage-dependent for growth and immortal. - -False Comparing a single-celled eukaryotic orga...

A cell that is itself an organism must have a minimum of four needs presented in lecture. List these four things: 1. Food2. Shelter3. Reproduce4. Mate Write a few sentences that explain what limits an individual cell from becoming more complex. Each cell has limited biomachines and no division of...

BIO 181 Test Bank