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BIOD 121 FINAL EXAM LATEST 2026/2027 ACTUAL EXAM ALL 130 QUESTIONS AND CORRECT DETAILED ANSWERS WITH RATIONALES (VERIFIED ANSWERS) ALREADY GRADED A+
Which statement is NOT true about polar covalent bonds?
A. When covalent bonds are nonpolar, the electrons are shared fairly equally between
the atoms.
B. Electrons are shared unequally in a polar covalent bond.
C. The larger atom in a polar bond attracts the electron more strongly than the smaller
atom
D. Polar covalent bonds are important in the characteristics of water.
E. The oxygen of a water molecule is electropositive relative to the hydrogen -
ANSWER>>E
The expected outcome of an experiment is known as
A. a scientific theory or principle.
B. experimental results.
C. a prediction.
D. a scientific model.an experiment. - ANSWER>>D
A triglyceride is a polymer made up of which kind of subunits?
A. amino acids
B. nucleotides
C. glucose or modified glucose molecules
D. alternating sugar and phosphate groups
E. fatty acids and glycerol - ANSWER>>E
You are interested in the effect of increased carbon dioxide versus normal air on the
growth of corn plants as well as the effect of green light versus full sunlight on the
growth of corn plants. Your plan is to set up your experiment inside a greenhouse where
you can control the environment. Which of the following is an aspect of the experiment
that should be considered and controlled?
A. An increase in carbon dioxide should not result in a substantial decrease of other
necessary gases.
B. All seedlings come from one uniform strain.
C. The intensity or brightness of the green light equals the intensity of the full sunlight.
D. All temperatures and available water remain the same for all plants.
E. All of the choices are important considerations. - ANSWER>>E
Which listing correctly indicates a sequence of increasing biological organization?
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