Water and inorganic ions Study guides, Revision notes & Summaries

I Biological and non-biological substances both need oxygen for their existence. II The human body consists only of biological substances. I is correct and II is incorrect Characteristics of life include: growth and metabolism Examples of synthetic substances are: plastics and silicones Examples of organic biological substances are: carbohydrates and fats Examples of mineral substances are: paraffins and petroleum Matter is everything that: occupies space and has weight The ...

Biology 2 Exam 9-TBD Questions & Answers 2024/2025 osmoconformers - ANSWERSmarine organisms that maintain an internal environment that is osmotic to their external environment. This means that the osmotic pressure, or osmolarity, of the organism's cells is equal to the osmotic pressure of their surrounding environment. osmoregulators - ANSWERStightly regulate their body osmolarity, maintaining constant internal conditions. osmotic challenges faced by animals in freshwater environment...

AS CHEMISTRY Paper 1 Inorganic and Physical Chemistry Tuesday 16 May 2023 Morning Time allowed: 1 hour 30 minutes Materials For this paper you must have: • the Periodic Table/Data Sheet, provided as an insert (enclosed) • a ruler with millimetre measurements • a scientific calculator, which you are expected to use where appropriate. Instructions • Use black ink or black ball-point pen. • Fill in the boxes at the top of this page. • Answer all questions. • You must ...

m   1. Which of the following is the mRNA start codon in most cases? A. UAA B. AGU C. AUG D. UGA 2. Which of the types of RNA is the smallest? A. mRNA B. tRNA C. rRNA D. 3. Which of the following is not considered a pyrimidine? A. C B. T C. U D. G 4. Which of the following is paired correctly? A. A-G B. C-G C. A-U D. G-T 5. Which of the following characterizes a Western blot? A. Antibody/protein hybridization B. DNA/RNA combination C. RNA ...

BIO-1402- CH. 22 the Origin and History of Life Questions and Answers 100% Pass Cell Theory 1. All organisms are composed of cells 2. Cells are the smallest living things 3. Cells arise only from pre-existing cells What are the required minimal set of macromolecules protobionts must have? 1. Self- replicating lipid vesicles 2. Self-replicating genetic material. Plausible progression of Cells 1. Formation of organic molecules (spontaneous) 2. Formation of organic polymers 3. ...

Test Bank For Vander’s Human Physiology 16th Edition by Eric Widmaier, Hershel Raff, Kevin Strang, Chapter 1-19 Complete Guide. Table of Contents Chapter 1 Homeostasis: A Framework for Human Physiology Chapter 2 Chemical Composition of the Body and Its Relation to Physiology Chapter 3 Cellular Structure, Proteins, and Metabolic Pathways Chapter 4 Movement of Solutes and Water Across Cell Membranes Chapter 5 Cell Signaling in Physiology Chapter 6 Neuronal Signaling and the Structure of the Nerv...

Green River College: BIOL 100 Unit 3 Notes Latest Updated Chapter 6: Energy for life Learning Objectives: 1. Identify the cellular structure where photosynthesis occurs and describe its function. 2. State the overall chemical equation for photosynthesis. 3. Recognize what is meant by the terms reduction and oxidation. 4. Describe the function of photosynthetic pigments. 5. Explain the flow of electrons in the light reactions. 6. Explain how ATP and NADPH are generated in the light reac...

What is the difference between anatomy and physiology - anatomy- study of structure physiology- study of function what are the levels of organization - subatomic particle- protons, electrons, neutrons atom molecule macromolecule organelle cell tissue organ organ system organism what are the characteristics of life? - movement responsiveness respiration absorption secretion digestion assimilation- changing of absorbed substances into chemically different forms circulation ...

1. There are 20 different amino acids in the proteins that make up the tissues of living organisms. The primary difference between these amino acids is in their: A. R or variable groups. B. Number of potassium groups C. Number of phosphate groups D. Number of asymmetric carbons. A 2. The nitrogenous base, adenine, is found in which three of the following? A. Proteins, chlorophyll, and vitamin A. B. Protein, ATP, and DNA. C. ATP, DNA, and RNA. D. Chlorophyll, ATP and DNA C 3. ...

Test Bank For Vander’s Human Physiology 16th Edition by Eric Widmaier, Hershel Raff, Kevin Strang, Chapter 1-19 Complete Guide. Table of Contents Chapter 1 Homeostasis: A Framework for Human Physiology Chapter 2 Chemical Composition of the Body and Its Relation to Physiology Chapter 3 Cellular Structure, Proteins, and Metabolic Pathways Chapter 4 Movement of Solutes and Water Across Cell Membranes Chapter 5 Cell Signaling in Physiology Chapter 6 Neuronal Signaling and the Structure of the Nerv...