Biology 101 Review Essay

1086 Words Feb 15th, 2013 5 Pages
CRAM Exclusive
Essay Sample
Bio 101 Review Sheet Test #1 (Chapters 1-3) Chapter 1 1. Cell is basic unit of life 2. Hierarchy of life figure 3. 3 Energy categories and examples of each Producer-plants and some microbes Consumer-humans and other animals Decomposer-fungi and other animals 4. Energy transfers are not 100% efficient – why? Cant capture all of the energy supplied by one source a. Where does all energy for biology come from? sun 5. Homeostasis- state of internal consistency or

middle of document…

How theory is different than hypothesis hypothesis is tentative, theory reflects broader agreement
Chapter 2
1. Definitions of atom, matter, element
Atom-stuff of life
Matter-any material that takes up space
Element-pure substance that can’t be broken down by chemical means into other substances
2. Difference between bulk and trace elements (don’t memorize list)
Bulk-make up majority of living things
Trace-required in smaller amounts
3. 3 parts of atom
Proton, neutron, electron
4. Atomic number vs. atomic mass
Number-number of protons in nucleus
Mass-total number of protons and neutrons in nucleus
5. Isotope different forms of a single element with different numbers of neutrons
6. How many electrons are found in 1st and other valence shells
7. Name of element group that does not react since their outer shell is full – noble gases
8. Difference between diatomic and compound molecule
Diatomic-molecule with two atoms of the same element
Compound-molecule with two or more different elements
9. Difference between ionic, covalent and hydrogen bonds
Ionic-electrons are given and taken between atoms
Covalent-forms when two atoms share electrons
Hydrogen-opposite partial charges on adjacent molecules attract to each other
10. 2 types of covalent bonds
11. How water forms hydrogen bonds
CRAM Exclusive

Related Documents

  • Biology Review Paper

    Subscripts and Superscripts Use superscripts for degree measurements, ion charges, and mathematical expressions: 36oC, Ca++ or Ca+2, C+ Use subscripts for chemical compounds: CaCl2 Fe2(SO4)3 Writing the Paper Remember the basic outline for a review

    Words: 1439 - Pages: 6
  • Essay on Biology Exam Review 2009

    EX: shoulder, knee - Hinge joint- allows movement in only one direction. EX: elbow, knee, ankle, in b/n the fingers - Pivot joint- allows bone to move in rotationally. EX: elbow, neck - Gliding joint - Fixed joint- provides very slight or no movement at all • What are found in a healthy joint? - Smooth cartilage - Synovial fluid- thin lubricating fluid, acts a cushion and reduces friction - Ligaments - Fibrous tissue [pic] [pic]

    Words: 1879 - Pages: 8
  • Literature 101 Essay

    Your mid-term exam and final exam will require you to read various literary forms which you would have to critique. Hence, examinations will be of the essay type. You must submit all the TMAs and take the midterm and final exams to get a final grade. Your final grade will be computed as follows: Assignments 40% Mid-term exam and Final exam 60% TOTAL 100% REFERENCES Books: Eugenio, Damiana L. 1982.The Literature of the Philippines.(CHED). Q.C. UP Folklorists

    Words: 587 - Pages: 3
  • Bio 101 What Is Life Essay

    Biology and chemistry are interrelated, without understanding chemical component of a living organism, there will be difficulties in understanding certain behaviors of the organism. Biochemistry is the study of the chemical process in living organisms and this helps us understand the disease processes, pave way for disease prevention and cure. Reading the physiology of buffering system showed me the correlation between chemistry and biology as the living organism is unable

    Words: 757 - Pages: 4
  • Thea 101 Essay

    reproductions, I think the value of Romeo and Juliet today has greatly surpassed its original values since generations of professionals (and enthusiasts) have devoted their valuable creativities and insights into the classic piece. As a student of Thea 101, it is very important to study Romeo and Juliet more deeply, given its great impact (and also the great impact of its playwright) in the history of theatre. Though what I know about theatre and the piece of Romeo and Juliet are much less than professionals

    Words: 6562 - Pages: 27
  • Room 101 for Everyone Essay

    The subject lies now detained within the walls of the ministry of love, under the charges of thought crime and assault to authority. Room 101 is necessary for the subject’s acceptance process and full conversion. I believe we can use the children, for even though they have some bonds with her mother; they can be easily broken with smart use of doublethink. We use the children as a double bladed sword. First we shall use them to scare the subject, putting them in lethal situations where they are brutally

    Words: 1384 - Pages: 6
  • Exploring Biology Essay example

    of organization in order. • Most people use a mnemonic device to remember these levels. If you have one, write it here. AP Biology Reading Guide Chapter 1: Introduction: Themes in the Study of Life Fred and Theresa Holtzclaw 7. Taxonomy is the branch of biology that names and classifies organisms. Because of new molecular information, there have been many changes in placement of certain groups in recent years. Notice that all life is

    Words: 857 - Pages: 4
  • Biology Basic Essay

    Careful forest management must ensure that the need for wood is met without excessive loss of other animals' homes. Health: The discovery and production of medicines have changed many diseases from fatal illnesses into minor inconveniences. Biology in health goes beyond the treatment of illnesses. Healthful community practices of water treatment, garbage disposal, and food handling can prevent many kinds of human suffering. Fuel: We need fuel to cook food, and heat our homes. Fuel is used to

    Words: 891 - Pages: 4
  • The Biology of Leadership Essay

    the exact opposite, leaders have a significantly higher cortisol level. This finding is probably the result of high stress levels. There are little significant results for testosterone, which is probably caused by high stress levels. 3 The biology of leadership TABLE OF CONTENTS Preface

    Words: 24173 - Pages: 97
  • Essay on Evolutionary Development Biology

    numerous biological fields, where genetics of developmental is only one between some intersecting approaches (Müller, 2007). The relationship between evo-devo and neo-Darwinian theory of evolutionary is mainly contested (Hoekstra and Coyne 2007). This essay will look at the major themes of evo- devo and how it contributes to understand the evolution. How to do evo-devo? A standard procedure for conducting eve-devo does not survive. Nevertheless, numerous ordinary steps are involved, as well as useful

    Words: 2131 - Pages: 9