Bio 203 Study guides, Class notes & Summaries

Decontamination - ANSWER Is the mechanical removal of most microbes from an animate or inanimate surface. Bacterial Endospores - ANSWER Bacterial endospores most resistant - usually require temperatures above boiling Vegetative Cells - ANSWER A cell that grows and divides under optimal conditions. Disinfection - ANSWER Destroys most microbial life, reducing contamination on inanimate surfaces- (not endospores) Sterilization - ANSWER Is the destruction of all microbial life. Antise...

Bio 203 Final Exam Complete Questions And Answers(2024 Latest Update)!! What is the reason that closely linked genes are typically inherited together? - ANSWER the likelihood of a crossover event between these two genes is low All female mammals have one active X chromosome per cell instead of two. What causes this? - ANSWER activation of the XIST gene on the X chromosome that will become the Barr body In his transformation experiments, what did Griffith observe? - ANSWER Mixing a heat-ki...

BIO 203 Practice Questions and Answers 2024/2025 Fully Solved 100%; Concordia University 1. Diet is a a. practice of restricting calorie intake. b. technique for limiting empty calorie intake. c. method of reducing portion sizes. d. usual pattern of food choices. 2. Which of the following conditions is not one of the top 5 leading causes of death in the United States? a. Cancer b. Kidney disease c. Heart disease d. Stroke 3. The nutrients that provide energy are a. carbohydrat...

Bio 203 Final Exam Review 115 Questions with Complete Solutions Nerves are __________ of the nervous system. A. organs B. tissues C. organ systems D. organelles E. cells - Correct Answers a. organs The term "nerve fiber" refers to a(n) __________. A. nerve cell B. organelle in nerve cells C. organ D. axon E. bundle of macromolecules in nerve cells - Correct Answers d. axon What is the primary site on a neuron for receiving signals from other neurons? a. the ax...

Bio 203 Final Exam Review| 115 Questions| AccuNerves are __________ of the nervous system. A. organs B. tissues C. organ systems D. organelles E. cells - ANSWER a. organs The term "nerve fiber" refers to a(n) __________. A. nerve cell B. organelle in nerve cells C. organ D. axon E. bundle of macromolecules in nerve cells - ANSWER d. axon What is the primary site on a neuron for receiving signals from other neurons? a. the axon terminals b. the axons c. the ax...

susceptibility - ANSWER lack of resistance to a disease immunity - ANSWER ability to ward off disease innate immunity - ANSWER - defense against any pathogen - present at birth - always present, but does not involve memory response first line of defense - ANSWER - intact skin - mucous membranes and their secretions: line the GI, respiratory; secretes mucus that traps microbes - ciliary escalator - lacrimal apparatus: washes the eye - saliva: washes microbes off teeth and mouth -...

Nerves are __________ of the nervous system. A. organs B. tissues C. organ systems D. organelles E. cells - ANSWER a. organs The term "nerve fiber" refers to a(n) __________. A. nerve cell B. organelle in nerve cells C. organ D. axon E. bundle of macromolecules in nerve cells - ANSWER d. axon What is the primary site on a neuron for receiving signals from other neurons? a. the axon terminals b. the axons c. the axon collaterals d. the neurosomas e. the dend...

susceptibility - ANSWER lack of resistance to a disease immunity - ANSWER ability to ward off disease innate immunity - ANSWER - defense against any pathogen - present at birth - always present, but does not involve memory response first line of defense - ANSWER - intact skin - mucous membranes and their secretions: line the GI, respiratory; secretes mucus that traps microbes - ciliary escalator - lacrimal apparatus: washes the eye - saliva: washes microbes off teeth and mouth -...

Nerves are __________ of the nervous system. A. organs B. tissues C. organ systems D. organelles E. cells - ANSWER a. organs The term "nerve fiber" refers to a(n) __________. A. nerve cell B. organelle in nerve cells C. organ D. axon E. bundle of macromolecules in nerve cells - ANSWER d. axon What is the primary site on a neuron for receiving signals from other neurons? a. the axon terminals b. the axons c. the axon collaterals d. the neurosomas e. the dend...

Final Exam: Bio 203 Questions & Solutions(SCORsusceptibility - ANSWER lack of resistance to a disease immunity - ANSWER ability to ward off disease innate immunity - ANSWER - defense against any pathogen - present at birth - always present, but does not involve memory response first line of defense - ANSWER - intact skin - mucous membranes and their secretions: line the GI, respiratory; secretes mucus that traps microbes - ciliary escalator - lacrimal apparatus: washes the eye - s...