Nau bio 201 - Study guides, Class notes & Summaries

A chemical reaction that joins two organic monomers together into a dimer and produces water as a byproduct is called ___________. - b a. hydrolysis b. dehydration synthesis c. glycolysis d. a and b e. b and c An example of an electrolyte is (are): - d a. a salt b. a sodium ion c. an acidd. two of the above e. all of the above Before an amino acid can be used as an energy source, the ___________ must be removed from the molecule - b a. carboxyl group b. amino group c. ...

action potential - the change in electrical potential associated with the passage of an impulse along the membrane of a muscle cell or nerve cell. Eppendymal cells - produce cerebrospinal fluid satellite cells - surround neuron cell bodies in PNS Schwann cells - produce myelin in PNS stages of AP - 1. depolarization-->threshold reached, Na+ IN --peak: VG Na+ channels Inactivate arization--> K+ OUT 3. hyperpolarization- K+ closes slowly, extra leaves Astrocytes (CNS) - for blood br...

NAU BIO 201 Exam 1 Study Questions and Answers If ______ is unavailable to the cell, pyruvate will be converted to lactic acid in a reaction called_____. - ANSWER-c a. glucose; pyruvate oxidation b. water; glycogenesis c. oxygen; fermentation ©EMILLECT 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED FIRST PUBLISH OCTOBER 2024 Page 2/28 d. carbon dioxide; fermentation e. none of the above The reaction responsible for the breakdown of glycogen to glucose is termed: - ANSWER-e a. g...

simple squamous - f- diffusion l- lungs, blood vessels, and kidney simple cuboidal - f- secretion and absorption l- kidney tubes and ovary surface simple columnar - f-absorption and secretion l- digestive tract (non ciliated), respitory tract (ciliated) pseudostratified columar epithelium - f- secretion and movement l- non ciliated- male reproductive ciliated-trachea and upper respiratory stratified squamous - f- protection from abrasion l- skin, mouth and vagina stratified cubodial -...

NAU Bio 201 Exam 3 Study Guide Solutions Astrocytes (CNS) - ANSWER-for blood brain barrier; control external environment of neurons Microglia - ANSWER-Act as phagocytes, eating damaged cells and bacteria, act as the brains immune system Oligodendrocytes - ANSWER-produce myelin in CNS Eppendymal cells - ANSWER-produce cerebrospinal fluid satellite cells - ANSWER-surround neuron cell bodies in PNS Schwann cells - ANSWER-produce myelin in PNS resting membrane potential - ANSWER--70mV grade...

BIO 201 NAU Exam 2 Rometo

BIO 201 NAU Exam 2 Rometo.

BIO 201 NAU Exam 2 Rometo.

BIO 201 NAU Exam 2 Rometo

Which of the following is an example of positive feedback control? - An increase in uterine contractions from oxytocin secretion in labor Which of these has the highest H+ concentration? - Stomach secretions, pH= 2.3 Which of the following molecules is a buffer in your extracellular fluid? - HCO3- Metabolism is the sum of _______ and ____________. - Anabolism; Catabolism We live in an ever changing environment outside of our body, yet our internal conditions remain relatively stable. This ...