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BSC1005 MIDTERM MDC NEWEST ACTUAL Exam COMPLETE 100 QUESTIONS AND CORRECT DETAILED ANSWERS
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BSC1005 MIDTERM MDC NEWEST ACTUAL Exam COMPLETE 100 QUESTIONS AND CORRECT DETAILED ANSWERS
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BSC1005 MIDTERM MDC NEWEST ACTUAL ExamCOMPLETE 100 QUESTIONS AND CORRECT
DETAILED ANSWERS
What is Biology? - ANSWERThe scientific study of life.
Proper components of the SCIENTIFIC METHOD. - ANSWERObservation, Question,
Hypothesis, Prediction, Experiment, Results, Conclusion.
Taxonomy is the ____? - ANSWERNaming and classifying of species.
Which Kingdom of Eukarya consist primarily of unicellular organisms? -
ANSWERProtista
What accounts for the different breeds of domesticated dogs? - ANSWERArtificial
selection.
Relative to prokaryotic cells, eukaryotic cells are usually ______. -
ANSWEREUKARYOTIC: Larger, and MORE COMPLEX.
What does adaption mean in a biological context? - ANSWERThe accumulation of
favorable variations in a population over time.
What is the difference between discovery science and hypothesis driven science? -
ANSWERDiscover science describes natural structures and processes as accurately as
possible through careful observation and data analysis.
Hypothesis- driven science is the observation and induction of discovery science. It
stimulates us to seek natural structures and processes.
A Hypothesis is a ____. - ANSWERTentative answer to a question.
What is a Gene? - ANSWERA unit of inheritance.
The second Electron Shell of an atom can hold a maximum of _____ electrons. -
ANSWER8
All atoms of an element have the same number of _____. - ANSWERProtons
Relative to a PH of 6, a PH of 4 has a ______. - ANSWER100 time high H+
concentration.
The lower the PH of a solution, the ________. - ANSWERmore acidic.
, ______ is an example of an element. - ANSWERCarbon
What are the reactants of the following chemical reaction? C6H12O6 + 6 H2O + 6 O2 +
---> 6 CO2 +12H2O - ANSWERC6H12O6, H2O, and O2
Why is water considered a polar molecule? - ANSWERThe oxygen end of the molecule
has a slight negative charge, and the hydrogen end has a slight positive charge.
Adjacent water molecules are joined by _______ bonds. - ANSWERPolar and covalent.
A Base ______. - ANSWERWill increase the PH of a solution as it will lower the H+
ions.
Animals store carbohydrates as _______? - ANSWERGlycogen.
The following molecule is best described as ______.
CH3 - CH2 - CH2 - CH2 - ANSWERhydrocarbon.
A pleated sheet is an example of protein ______structure - ANSWERSecondary
Carbohydrates typically include ______. - ANSWERC, H, and O atoms.
A single carbon atom can form a maximum of ______ covalent bonds. - ANSWER4
Proteins are polymers constructed from _______ monomers. - ANSWERAmino acid.
Which of the following is true regrading a DNA molecule? - ANSWERThe amount of
adenine is equal to the amount of thymine, and the amount of guanine is equal to the
amount of cytosine.
The following molecule is best described as _______.
CH3-CH2-CH2-CH2 - ANSWERhydrocarbon.
Enzymes are? - ANSWERproteins.
Destruction of a proteins shape is called _____. - ANSWERdenaturation
How do radioactive isotopes differ from isotopes? - ANSWERRADIOACTIVE
ISOTOPES: UNSTABLE
ISOTOPES: STABLE
What are the reactant(s) in the following chemical reaction?
C6H12O6+6 H2O+6 O2--->6 CO2+12 H2O - ANSWERC6H12O6, H2O, and O2
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