Biology 101 final Samenvattingen, Aantekeningen en Examens

Biology 101 Final Exam Questions And Answers 2023 Different individuals of the same species in a particular area to make a: - ANSpopulation The different populations of all the species in a given area make up a(n): - ANScommunity Which of the following is the correct order of levels of organization from small to large? - ANS-cell-tissue-organ-organ system-population-community-ecosystem The process of using and transforming energy is: - ANS-metabolism The body temperature in humans is ma...

Biology 101 Final Exam WVU Dr. Ripley 100% Verified Review Latest Update 2023 What are the steps of the scientific method? - ANS-1. Make *observations* 2. Formulate a *hypothesis* 3. *Devise* a testable prediction 4. *Conduct* a critical experiment 5. *Draw* conclusions and make *revisions* Theory - ANS-a hypothesis that has withstood the test of time and is unlikely to be altered by any new evidence, broader in scope than an hypothesis. Hypothesis (how can a hypothesis become a theo...

Biology 101 final WVU Latest Version Graded A+ Steps of scientific method 1)make observations 2)form hypothesis 3)devise testable prediction 4)conduct critical experiment 5)draw conclusions/make revisions if needed Hypothesis a proposed explanation for phenomena theory a hypothesis exceptionally well supported by data and withstood the test of time, unlikely to be altered by new evidence, broader in scope than hypothesis Can a theory or hypothesis be proven? No, can only be s...

WVU Biology 101 Final: Salihu Latest Update Already Passed Hypothesis A proposed, scientifically testable explanation for an observed phenomenon. Theory A hypothesis that has been tested with a significant amount of data Features of a well designed experiment 1. Repeatable 2. Multiple Treatments 3. Testable Variables 4. Control Group 5. Replication Blind experiment The subjects do not know what treatment they receive Double-blind experiment An experiment in which both the o...

What are the steps of the scientific method? - Answer- 1. Make *observations* 2. Formulate a *hypothesis* 3. *Devise* a testable prediction 4. *Conduct* a critical experiment 5. *Draw* conclusions and make *revisions* Theory - Answer- a hypothesis that has withstood the test of time and is unlikely to be altered by any new evidence, broader in scope than an hypothesis. Hypothesis (how can a hypothesis become a theory?) - Answer- a proposed explanation for a phenomenon, it can become a ...

Which term best defines this organization: All the organisms/ species living in a particular area and the physical components with which the organism interact... - Ecosystem I design an experiment to test whether or not fertilizer has an effect on the growth of dandelions. My hypothesis is that dandelions in soil to which fertilizer is added, will produce more biomass. What is my independent variable in this experiment? - Presence or absence of fertilizer What is an example of Aposematism?...

Biology 101 Final Exam 2023 Update A+ Which of the following is FALSE about scientific theories? - ANS-They are firmly established and cannot be refuted. Which of these is NOT scientific? - ANS-Consumers are asked which tomato variety produces the best-tasting spaghetti sauce. We use the scientific method every day. Imagine that your car doesn't start one morning before school. Which of these is a reasonable hypothesis regarding the problem? - ANS-I'm out of gas. A scientific explan...

Neutron - A particle with no charge (neither positive nor negative) that is present in the nucleus is called Neutron Proton - a subatomic particle that has a positive charge and that is found in the nucleus of an atom Electron - an elementary particle with negative charge, negatively charged particle; located outside the atomic nucleus Mass number - the total number of protons and neutrons in the nucleus of an atom atomic number & mass number - atomic number- number of protons in one atom...

Biology 101 Final Exam Verified Review Test What is the lowest level of biological organization that can perform all the activites required for life? - Answer-Cell- For example, a skin cell Why is it important that an experiment include a control group? - Answer-To cancel the effects of unwanted variables, in order to assure that a particular result is due to the variable being tested or to some other factor. In experemintal prodcedures, repetition of the procedures__________. - Answ...

Biology 101 Final Exam Review 100% Verified A+ Sperm cells and egg cells are examples of ? A. Body cells B. Meiosis C. Gametes D. DNA - ANS-C. Gametes Each GAMETE contains ? many chromosomes as a body cell. A. twice as many B. half as many C. the same amount D. 1/3 as many - ANS-B. half as many Which of the following distinguishes Prophase I of meiosis from Prophase of mitosis? A. crossing over B. chromatids become visible C. spindle forms D. nuclear membrane breaks do...