bio 101 university of Dayton exam 1 Questions And Answers With Verified Study Solutions

what are the steps of the scientific process? - Answer--observe -suggest a hypothesis -generate predictions -design tests of the predictions -test the hypothesis -analyze results -accept, reject or modify hypothesis what causes white nose syndrome - Answer-white fungus on the noses of bats what affects might bat mortality have on affected regions? - Answer-they disrupt agriculture upwards of 22 billion because they don't eat the insects that affect the plants why is science considered a self correcting enterprise - Answer-no amount of experimentation can ever prove you right, but one single experiment can prove you wrong what are the characteristics on a living thing - Answer--composed of one or more cells -reproduce autonomously using DNA -they obtain energy from the environment to support metabolism -they sense the environment and respond to it -they maintain a constant internal environment -they can evolve as groups what is a scientific theory - Answer-a hypothesis, or group of hypothesis, that has received substantial confirmation through diverse lines of independent investigation by researchers biological hierarchy - Answer--cells -tissues-organs -organ system -organism -population -community -ecosystem what is a control group - Answer-maintained under a standard set of conditions with no change in the independent variable independant variable - Answer-the manipulated variable how does the WNS fungus actually kill bats - Answer-it eats their flesh how does a vaccine work - Answer-a vaccine with a harmless form of a virus is injected under the skin, the vaccine stimulates the immune system to produce antibodies that recognize the virus, when the individual is exposed to the virus afterwards, the new antibodies are primed to attack the invader herd immunity - Answer-when a critical portion of a population is vaccinated, then the spread of a disease is contained MMR linked to autism? - Answer-no how can you evaluate scientific-sounding claims? - Answer-credentialed in the field, no Bias or agenda, peer-reviewed, supports the scientific method pseudoscience - Answer-scientific sounding statements, beliefs, or practices that are not actually based on the scientific method. science - Answer-based on measurable phenomena, measurable hypothesis, testable predictions, logical experiment, analysis of results, conclusions derived form the scientific methodwhat is correlation - Answer-two or more aspects of the natural world behave in an interrelated manner: if one shows. a particular value for the other aspect what is causation - Answer-a change in one aspect causes a change in the other