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Human Biology Exam #1 with verified already passed
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Human Biology Exam #1 with verified already passed
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Human Biology Exam #1A definition of a living thing would include which of the following? - correct answer ✔✔A living thing
must maintain homeostasis
To which domain of life do humans belong? - correct answer ✔✔Domain Eukarya
When using scientific method, which of the following is the correct order of the steps? - correct answer
✔✔observation, hypothesis, prediction, experiment and conclusion
In a scientific experiment, a factor identical between two test groups, and which is used for comparison,
its called.. - correct answer ✔✔A control
The best definition for a hypothesis in science is - correct answer ✔✔a tentative, testable explanation for
how something works
the element magnesium (Mg) is atomic number 12. in a neutral Mg atom, the number of electrons in
each of its electron shells is ( with closets to farthest shell).. - correct answer ✔✔2,8,2
Oxygen (O) is atomic number 8. the element oxygen has 17 known isotopes. If you know that one of
these isotopes has an atomic mass of 18, then which of the following must be true for the isotope -
correct answer ✔✔There must be 8 protons and 10 neutrons in this isotope of O
What type of bond holds together two atoms with opposite charges? - correct answer ✔✔Ionic Bonds
Hydrogens are shown by what - correct answer ✔✔dotted lines
Nonpolar covalent bonds only - correct answer ✔✔oleic acid (fatty acid that contains mainly Carbon and
Hydrogens)
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