2026|2027 Actual Complete Real Exam Questions And Correct
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What type of weak attraction occurs between neighboring water
molecules? -ANSWER-Hydrogen bonds are the weak attractions that
occur between neighboring water molecules.
Compare ionic, covalent, and hydrogen bonds. -ANSWER-Ionic bonds
involve the transfer of electrons and are strong; covalent bonds involve
the sharing of electrons and are also strong; hydrogen bonds are weak
attractions between polar molecules.
What property of water allows it to absorb heat without changing
temperature rapidly? -ANSWER-The high specific heat capacity of water
allows it to absorb considerable heat without rapidly changing
temperature.
What is the normal pH of blood? -ANSWER-The normal pH of blood is
approximately 7.35 to 7.45, which is slightly basic.
What do buffers do? -ANSWER-Buffers help maintain a stable pH in
biological systems by neutralizing excess acids or bases.
, What is hydrophobic? -ANSWER-Hydrophobic refers to substances that
do not interact well with water and tend to repel it.
What is the primary function of carbohydrates in the human body? -
ANSWER-The primary function of carbohydrates is to provide energy
for the body.
What is the structure of a phospholipid bilayer? -ANSWER-A
phospholipid bilayer consists of hydrophilic (water-attracting) heads
facing outward and hydrophobic (water-repelling) tails facing inward.
Where is the popliteal region located? -ANSWER-The popliteal region is
located at the back of the knee.
Which organ system filters wastes from the blood? -ANSWER-The
urinary system filters wastes from the blood and eliminates them from
the body.
What are the directional terms medial and lateral? -ANSWER-Medial
refers to being closer to the midline of the body, while lateral refers to
being farther from the midline.
What is the major organ of the digestive system? -ANSWER-The major
organs of the digestive system include the stomach, intestines, liver,
and pancreas.