BSC1005 MIDTERM MDC Exam Questions With Revised Answers.
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Course
BSC 1005
Institution
BSC 1005
BSC1005 MIDTERM MDC Exam Questions
With Revised 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 classifyi...
BSC1005 MIDTERM MDC Exam Questions
With Revised Answers.
What is Biology? - answer✔✔The scientific study of life.
Proper components of the SCIENTIFIC METHOD. - answer✔✔Observation, Question,
Hypothesis, Prediction, Experiment, Results, Conclusion.
Taxonomy is the ____? - answer✔✔Naming and classifying of species.
Which Kingdom of Eukarya consist primarily of unicellular organisms? - answer✔✔Protista
What accounts for the different breeds of domesticated dogs? - answer✔✔Artificial selection.
Relative to prokaryotic cells, eukaryotic cells are usually ______. - answer✔✔EUKARYOTIC:
Larger, and MORE COMPLEX.
What does adaption mean in a biological context? - answer✔✔The accumulation of favorable
variations in a population over time.
What is the difference between discovery science and hypothesis driven science? -
answer✔✔Discover 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 ____. - answer✔✔Tentative answer to a question.
What is a Gene? - answer✔✔A unit of inheritance.
The second Electron Shell of an atom can hold a maximum of _____ electrons. - answer✔✔8
All atoms of an element have the same number of _____. - answer✔✔Protons
Relative to a PH of 6, a PH of 4 has a ______. - answer✔✔100 time high H+ concentration.
The lower the PH of a solution, the ________. - answer✔✔more acidic.
______ is an example of an element. - answer✔✔Carbon
What are the reactants of the following chemical reaction? C6H12O6 + 6 H2O + 6 O2 + ---> 6
CO2 +12H2O - answer✔✔C6H12O6, H2O, and O2
Why is water considered a polar molecule? - answer✔✔The 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. - answer✔✔Polar and covalent.
A Base ______. - answer✔✔Will increase the PH of a solution as it will lower the H+ ions.
Animals store carbohydrates as _______? - answer✔✔Glycogen.
The following molecule is best described as ______.
CH3 - CH2 - CH2 - CH2 - answer✔✔hydrocarbon.
A pleated sheet is an example of protein ______structure - answer✔✔Secondary
Carbohydrates typically include ______. - answer✔✔C, H, and O atoms.
A single carbon atom can form a maximum of ______ covalent bonds. - answer✔✔4
Proteins are polymers constructed from _______ monomers. - answer✔✔Amino acid.
Which of the following is true regrading a DNA molecule? - answer✔✔The 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 - answer✔✔hydrocarbon.
Enzymes are? - answer✔✔proteins.
Destruction of a proteins shape is called _____. - answer✔✔denaturation
How do radioactive isotopes differ from isotopes? - answer✔✔RADIOACTIVE ISOTOPES:
UNSTABLE
ISOTOPES: STABLE
What are the reactant(s) in the following chemical reaction?
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