Biology unit 2 Study guides, Revision notes & Summaries

describe the basic functions all life forms must accomplish -response to environmental stimuli & maintain homeostasis -uptake and processing of nutrients/energy -regulation -growth and reproduction compare and contrast eukaryotic and prokaryotic cell types Prokaryotes: -circular chromosomes, no nucleus, no organelles, 3.5 bya -DNA concentrated in nucleoid Eukaryotes: -linear chromosomes, nucleus, organelles, 1.5 bya -DNA concentrated in nucleus Both: -cellular function takes p...

AP Biology Unit 2 Cell Structure Exam Review Questions and Answers

AP Biology Unit 2 Test Questions And Answers 2 organelles that contain their own DNA separate from the chromosome - ANS Mitochondria and chloroplast What domains fall under prokaryotic cells? - ANS Bacteria and archaea What are the basic features of all cells? - ANS Membrane, cytoplasm, chromosomes, ribosomes This organelle synthesizes lipids, metabolizes carbohydrates, detoxifies poison, and stores calcium - ANS Smooth ER This cell is characterized by having DNA in a...

Marine Biology, 11e (Castro) Chapter 1 The Science of Marine Biology 1) The Challenger expedition made collections of marine organisms: A) Around the world. B) In the Pacific Ocean only. C) In the Atlantic Ocean only. D) In the Mediterranean Sea only. E) In the North Sea only. Answer: A Section: 01.01 The Science of Marine Biology Topic: The History of Marine Biology Bloom's: 01. Remember 2) The first marine laboratory in the world was established in: A) Russia. B) England. C) France....

Test Bank for Biology 6e 6th Edition by Robert Brooker, Eric Widmaier, Linda Graham, Peter Stiling. ISBN-13: 9715 Full Chapters test bank PDF 1 An Introduction to Biology Unit I Chemistry 2 The Chemical Basis of Life I: Atoms, Molecules, and Water 3 The Chemical Basis of Life II: Organic Molecules Unit II Cell 4 Evolutionary Origin of Cells and Their General Features 5 Membrane Structure, Synthesis, and Transport; 6 An Introduction to Energy, Enzymes, and Metabolism 7 Cellular R...

2 organelles that contain their own DNA separate from the chromosome CORRECT ANSWER Mitochondria and chloroplast What domains fall under prokaryotic cells? CORRECT ANSWER Bacteria and archaea What are the basic features of all cells? CORRECT ANSWER Membrane, cytoplasm, chromosomes, ribosomes This organelle synthesizes lipids, metabolizes carbohydrates, detoxifies poison, and stores calcium CORRECT ANSWER Smooth ER This cell is characterized by having DNA in a nucleus that is bound by...

protons - Positively charged particles; located in the nucleus. relative mass of 1.0 Neutrons - the particles of the nucleus that have no charge, located in the nucleus. relative mass of 1.0 Electrons - Negatively charged particles that orbit outside of the nucleus in shells; shells fill following a specific pattern( 2 in the first shell, 8 in the next) relative mass: negligible or 0. Ion - An atom with a positive or a negative charge. Element - is a substance that is composed of a s...

Version 1 1 CHAPTER 1 1) Which technique creates a three-dimensional dynamic image of blood vessels? A) Digital subtraction angiography B) Magnetic resonance imaging C) Dynamic spatial reconstruction D) Positron emission tomography 2) Magnetic resonance imaging is based on the movement of A) electrons in a magnetic field. B) carbons in a magnetic field. C) protons in a magnetic field. D) cells in a magnetic field. 3) The delivery of a radioactive compound to the body to study the met...

IB Biology Unit 2 Exam Questions With Answers...

TABLE OF CONTENTS PART ONE: CENTRAL CONCEPTS OF PATHOPHYSIOLOGY: CELLS AND TISSUES Unit I: The Cell 1. Cellular Biology 2. Altered Cellular and Tissue Biology 3. The Cellular Environment: Fluids and Electrolytes, Acids and Bases Unit II: Genes and Gene-Environment Interaction 4. Genes and Genetic Diseases 5. Genes, Environment-Lifestyle, and Common Diseases 6. Epigenetics and Disease Unit III: Mechanisms of Self-Defense 7. Innate Immunity: Inflammation 8. Adaptive Immunity 9. Alter...