BIO 181

Landin BIO 181 - Test 1Explain why life is difficult to define. - correct answer Life is a gradation. Landin's def. ability for an organism to maintain homeostasis. Provide examples of traits required (not NOT required for "life" - correct answer required: metabolism and the ability to maintain homeostasis not required: reproduction, growth, ability to move Relate "life" to homeostasis, metabolism, energy, and proteins - correct answer Homeostasis requires energy which comes from metaboli...

ASU Bio 181 Esqueda Exam 2quorum sensing - correct answer The ability of bacteria to sense the presence of other bacteria via secreted chemical signals. receptor protein - correct answer Membrane protein that triggers a change in cell activity after binding to a particular substance. signaling molecules - correct answer ligands, neurotransmitters, pheromones, hormones: bind to receptors intercellular communication - correct answer "between cells" intracellular communication - correct...

Bio-181 Chapter 8Chemical energy - correct answer is potential energy available for release in a chemical reaction Thermodynamics - correct answer is the study of energy transformations Metabolism - correct answer is the totality of an organism's chemical reactions, an emergent property of life that arises from orderly interactions between molecules. metabolic pathway - correct answer begins with a specific molecule and ends with a product, each step is catalyzed by a specific enzyme. ...

ASU Bio 181 Exam 1The 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...

ASU BIO 181 Exam 2Specifically in a cell where does Glycolysis occur? - correct answer Cytoplasm T/F The cell does not need ATP to survive. - correct answer False Where is carbon dioxide produced? - correct answer Mitochondrial matrix T/F The citric acid/Kreb's cycle breaks down carbohydrates into CO2. - correct answer True T/F FADH2 results as one of the products of the citric acid cycle. - correct answer True Specifically where in a cell does the citric acid/Kreb's cycle occur...

ASU BIO 181 Module 8 self checkList three items required for photosynthesis to occur. - correct answer Water, light, and CO2 The light reactions produce _____________ and _____________ and this process also results in the release of _____________. - correct answer ATP ;NADPH + H+; oxygen The most abundant protein in the world is called _____________. - correct answer Rubisco The Calvin-Benson cycle takes in _____________ and _____________ from the light reaction and also _____________ _...

ASU Bio 181 Quiz 1 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 walk is? - correct answer filipodia, 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/...

ASU Bio 181 Quiz 4 The action potential is: - correct answer A result of the movement of ions The terminal web is a site of: - correct answer Exocytosis (T/F) Acetylcholine esterase breaks acetylcholine into muscarinic acid - correct answer False (T/F) The autonomic nervous system contains the sympathetic and the parasympathetic nervous system. - correct answer True (T/F) The axon hillock in the pre-synaptic neuron fires based on temporal and spatial summation of inputs. - correct a...

ASU Esqueda BIO 181 Unit 1molecular complementarity - correct answer if the charges are opposite and the shapes fit like a lock-and-key, the molecular complementarity is higher atomic number - correct answer number of protons in the nucleus of each atom of that element mass number - correct answer the total number of protons and neutrons in an atom carbon - correct answer "life's chemical backbone" most abundant chemical elements - correct answer H, C, N, O valence electrons - ...

BIO 181 - Ch. 5,6,7Difference between Monomers and Polymers - correct answer Polymer is a chain of smaller molecules - Monomers Deoxyribonucleic Acid (DNA) - correct answer stores genetic information, replicated using proteins. Stays in the nucleus. Very Stable - Lacks one Oxygen atom in 2'C position Structure of DNA - Primary Structure - correct answer Sequence: -stabilized by phosphodiester bonds Structure of DNA - Secondary Structure - correct answer Double Helix: -has 2 strands...