SCIN 130 Quiz 1. Complete Solution. A+ Graded

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SCIN 130 Quiz 1. Complete Solution. A+ Graded.Question 1 of 31 3.0 Points Which is a single cell that lacks membrane bound organelles?  A. Ribosomes  B. Eukaryote  C. Nucleolus  ... D. Prokaryote Feedback: Great. Question 2 of 31 3.0 Points What is the term for an organisms' ability to maintain constant internal conditions even when environmental conditions change?  A. Centered  B. Homeostasis  C. Equilibrium  D. Equality Feedback: Great. Question 3 of 31 3.0 Points Which statement would be a hypothesis using the scientific method?  A. There must be something wrong with my sprinkler.  B. My grass is not growing.  C. If my sprinklers are not working, then my flowers will also die.  D. Why isn’t my grass growing?  E. I turn on my sprinklers. Feedback: Remember, the hypothesis works to answer your question, and a prediction is based on the hypothesis, so they may sound similar. Review the scientific process in Chapter 1. Question 4 of 31 3.0 Points What is the first step in the scientific process?  A. Observation  B. Data collection  C. Hypothesis formation  D. Prediction Feedback: Great job. Question 5 of 31 3.0 Points What is the correct order from highest level to lowest level of taxonomic hierarchy?  A. Order, family, genus, species  B. Genus, species, order, family  C. Species, genus, family, order  D. Family, order, genus, species Feedback: Great. Question 6 of 31 3.0 Points What is adaptation due to?  A. altering reproduction from single to multi-cell  B. a change in eating habits due to health issues  C. response to touching a thorn on a plant  D. a consequence of evolution by natural selection Feedback: All living organisms share several key characteristics that define life; adaptation is one of them. For more information, see properties of life in Chapter 1. Question 7 of 31 3.0 Points What process do scientists use as a way to perform research with defined steps that include experiments and careful observation?  A. A clean lab bench  B. A journal article [Show More]

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