Bio 100 Lecture Final Study Guide (All answers are true or false) 1. The level of scientific thought that we have the most certainty in is the hypothesis. 2. Controlled science experiments have no validity in biology research. 3. All living things obtain energy from their environment. 4. The four organic macromolecule groups common to all living things are carbohydrates‚ proteins‚ nucleic acids‚ and fats. 5. All living things are composed of one or more cells. 6. Humans are
Premium Chromosome Bacteria DNA
Laboratory Techniques and Measurements (adapted from Labpaq Version 09.1.06 by Peter Jeschofnig‚ Ph.D.) Experiment Summary You will have the opportunity to learn how to conduct measurements in mass‚ volume‚ and density using scales and common laboratory equipment. Review the safety materials and wear goggles when working with chemicals. Read the entire exercise before you begin. Take time to organize the materials you will need and set aside a safe workspace in which to complete the exercise
Premium Density Volume Kilogram
Revision Checklist for IGCSE Biology 0610 Guide for Students REVISION CHECKLIST for IGCSE Biology 0610 A guide for students How to use this guide The guide describes what you need to know about your IGSCE Biology examination. It can be used to help you to plan your revision programme for the theory examinations and will explain what the examiners are looking for in the answers you write. It can also be used to help you revise by using the tick boxes in Section 3‚ ‘What you need to know?’‚ to
Premium Food chain Allele Need to know
Bio152 Final Exam Review Essay Questions: Quest 1-2: Describe the fluid mosaic model of plasma membrane structure and list the major components of the membrane. How did scientists discover that the membrane was “fluid”? Explain one experiment that we discussed. • The fluid mosaic model of plasma membrane was the idea that lipids or proteins could move in the membrane laterally. The plasma membrane is made up of a phospholipid bilayer and controls a lot of what goes in and out of the membrane by the
Free Evolution Natural selection DNA
New cells arise by division of existing cells Cell division occurs in the nucleus of eukaryotic cells by mitosis and meiosis Replacement of the entire lining of your small intestine Liver cells only divide for repairing Nerve cells do not divide Chromosomes Long and thin for replication and decoding Become short and fat prior mitosis → easier to separate due to compact form Meiosis (reduction division) During the production of sex cells (gametes) in animals In spore formation which precedes
Free DNA RNA
Rudolph Taxa to explore – Elephants!! 1. Review terms (write definitions for these terms) Extant Species‚ families‚ or groups still in existence Extinct Species‚ families‚ or groups no longer in existence‚ end or died out Genotype Genetic make-up of an organism Phenotype Physical attributes of an organism‚ observable or measurable traits Synapomorphy Shared characteristic that are inherited from most recent common ancestor Background: There are three extant species of elephant: Elaphas
Premium Elephant African Bush Elephant Mammal
Grade 11 University Biology Exam Teacher: Mr. Anderson SBI 3U1 Jan 21‚ 2009 Time: 2 hours Total Marks /111 Pages 1-8 Name: _________________________ Instructions 1. All questions should be answered on the exam page. 2. There will be no talking and/or other disruptions during the exam. 3. If you have any questions raise your hand and a teacher will come to your desk to help you. 4. When you are finished please raise your hand the teacher will come to you
Premium Cell Bacteria Cellular respiration
Rat Dissection Prelab 1. Is your left like your right side? It should be similar to your right but there can be differences like if damage was done to one side or if one side was mutated and disfigured. 2. Name an animal that doesn’t have a left and right side. Snakes don’t have a left and right side but there is an interesting study about that which is that Adult snakes (16 of 20 snakes) preferred to coil in the clockwise direction. Many female snakes (15 of 20 snakes)‚ but few male
Premium Marketing Water English-language films
Theories: unifying explanations of the natural world Proximate questions: deal with mechanisms. Don’t always need evolutionary explanations Ultimate questions: concerned with evolutionary origins and functions Induction: inference of general law from observations Hypothesis: possible explanation for observation Carolus Linnaeus: binomial nomenclature Nomenclature: system of rules for naming things Taxonomy: naming and classifying organisms Systematics: theory and practice of classifying organisms
Premium Evolution Bacteria Species
Biology - Final Review (50 Questions) Scientific Method Observations: New observations are made and past data are studied Hypothesis: A testable statement is formulated Experiment/Observations: The hypothesis is tested by experiment of further observations Conclusion: The results are analyzed. • If the hypothesis is support. Continue work (multiple experiences) • If the hypothesis is rejected. Start again (new hypothesis) Car Scenario: Observations: Vehicle won’t start Hypothesis:
Free DNA Bacteria Cell