7/20/25, 10:22 AM HESI Biology EXAM 2025 UPDATE Verified Questions And Answers | With 100% Correct Answers graded A+ Guaranteed Succes…
HESI Biology EXAM 2025 UPDATE Verified
Questions And Answers | With 100% Correct
Answers graded A+ Guaranteed Success!!
Save
Terms in this set (216)
Kingdom
Phylum
Class
Hierarchic System of
Order
Organization
Family
Genus
Species
What is the core theme in Evolution is the core theme. Charles Darwin
biology, who introduced introduced it in 1859 in his book "On the Origin of
it? When? What book? Species".
What are the following 1. Hypothesis
steps that need to be 2. Experiment
taken in order to perform 3. Conclusion
an experiment?
What is the substance that Water
makes life possible?
What is the most The polarity of its bonds
significant aspect of
water?
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The molecule of water Two hydrogen atoms covalently bonded to one
consists of? oxygen atom.
What allows for the Polar nature of water
hydrogen bonding
between molecules in
water?
1. Specific Heat
The benefits of hydrogen
2. Strong cohesive and adhesive properties.
bonding (intermolecular
3. Lattice
bonding)
$. Versatile Solvent
The amount of heat necessary to raise the
Specific Heat
temperature of 1 gram of that molecule by 1 celsius
Water has a relatively high specific heat value, which
Specific Heat of water
allows water to rest shifts in temperature.
Powerful benefit of the The ability of large body of waters, like the ocean, to
specific heat of water. stabilize climates.
Is the ability of a molecule to stay bonded or
Cohesion
attracted to another molecule of the same substance.
An example of cohesion How water tends to run together on a newly waxed
and water. car.
Is the ability of water to bond to or attract other
Adhesion
molecules or substances.
And example of adhesion When water is sprayed on a wall, some of it sticks to
and water the wall.
When is a lattice formed? When water freezes
What does a lattice Lattice causes the water molecules to spread apart.
cause? Resulting in the phenomenon of floating
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Most molecules, when they are in solid form, do not
Why is ice floating on
float on the liquid form of the substance. If ice did not
water such a phenomenon
float, lakes would freeze from the bottom up and it
and why is it so
would affect many life processes and probably end
important?
life as we know it to be.
Most important molecules 1. Carbohydrates, 2. Lipids, 3. Proteins 4. Nucleic Acids
(4)
Carbohydrates are generally long chains, or polymers, of sugars.
The most important 1. Storage 2. Structure 3. energy
function and purpose (3)
Lipids are better known as, Fats. They are specifically fatty acids, phospholipids
what? What are they and steroids.
specifically?
What are the two Saturated and Unsaturated
categories of Fatty Acids?
Contain no double bonds in their hydrocarbon tail.
Saturated Fats
Are fats that are considered detrimental.
Unsaturated Fats Liquid at room temperature
If this fatty acid is Saturated Fats
contained in high amounts
in the diet it can cause
cardiovascular problems.
What fatty acid is it?
Consist of 2 fatty acids of varying length bonded to a
Phospholipids
phosphate group.
The phosphate group is charged and therefore is
What are the charges in a
polar. The hydrocarbon tail of the fatty acids is non
phospholipid?
polar
What quality is important The charge of the phosphate group (polar) and the
in the function of cellular charges of the hydrocarbon fatty acid tails (non polar)
membranes?
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HESI Biology EXAM 2025 UPDATE Verified
Questions And Answers | With 100% Correct
Answers graded A+ Guaranteed Success!!
Save
Terms in this set (216)
Kingdom
Phylum
Class
Hierarchic System of
Order
Organization
Family
Genus
Species
What is the core theme in Evolution is the core theme. Charles Darwin
biology, who introduced introduced it in 1859 in his book "On the Origin of
it? When? What book? Species".
What are the following 1. Hypothesis
steps that need to be 2. Experiment
taken in order to perform 3. Conclusion
an experiment?
What is the substance that Water
makes life possible?
What is the most The polarity of its bonds
significant aspect of
water?
https://quizlet.com/1061211780/hesi-biology-exam-2025-update-verified-questions-and-answers-with-100-correct-answers-graded-a-guaranteed-succ… 1/22
,7/20/25, 10:22 AM HESI Biology EXAM 2025 UPDATE Verified Questions And Answers | With 100% Correct Answers graded A+ Guaranteed Succes…
The molecule of water Two hydrogen atoms covalently bonded to one
consists of? oxygen atom.
What allows for the Polar nature of water
hydrogen bonding
between molecules in
water?
1. Specific Heat
The benefits of hydrogen
2. Strong cohesive and adhesive properties.
bonding (intermolecular
3. Lattice
bonding)
$. Versatile Solvent
The amount of heat necessary to raise the
Specific Heat
temperature of 1 gram of that molecule by 1 celsius
Water has a relatively high specific heat value, which
Specific Heat of water
allows water to rest shifts in temperature.
Powerful benefit of the The ability of large body of waters, like the ocean, to
specific heat of water. stabilize climates.
Is the ability of a molecule to stay bonded or
Cohesion
attracted to another molecule of the same substance.
An example of cohesion How water tends to run together on a newly waxed
and water. car.
Is the ability of water to bond to or attract other
Adhesion
molecules or substances.
And example of adhesion When water is sprayed on a wall, some of it sticks to
and water the wall.
When is a lattice formed? When water freezes
What does a lattice Lattice causes the water molecules to spread apart.
cause? Resulting in the phenomenon of floating
https://quizlet.com/1061211780/hesi-biology-exam-2025-update-verified-questions-and-answers-with-100-correct-answers-graded-a-guaranteed-succ… 2/22
, 7/20/25, 10:22 AM HESI Biology EXAM 2025 UPDATE Verified Questions And Answers | With 100% Correct Answers graded A+ Guaranteed Succes…
Most molecules, when they are in solid form, do not
Why is ice floating on
float on the liquid form of the substance. If ice did not
water such a phenomenon
float, lakes would freeze from the bottom up and it
and why is it so
would affect many life processes and probably end
important?
life as we know it to be.
Most important molecules 1. Carbohydrates, 2. Lipids, 3. Proteins 4. Nucleic Acids
(4)
Carbohydrates are generally long chains, or polymers, of sugars.
The most important 1. Storage 2. Structure 3. energy
function and purpose (3)
Lipids are better known as, Fats. They are specifically fatty acids, phospholipids
what? What are they and steroids.
specifically?
What are the two Saturated and Unsaturated
categories of Fatty Acids?
Contain no double bonds in their hydrocarbon tail.
Saturated Fats
Are fats that are considered detrimental.
Unsaturated Fats Liquid at room temperature
If this fatty acid is Saturated Fats
contained in high amounts
in the diet it can cause
cardiovascular problems.
What fatty acid is it?
Consist of 2 fatty acids of varying length bonded to a
Phospholipids
phosphate group.
The phosphate group is charged and therefore is
What are the charges in a
polar. The hydrocarbon tail of the fatty acids is non
phospholipid?
polar
What quality is important The charge of the phosphate group (polar) and the
in the function of cellular charges of the hydrocarbon fatty acid tails (non polar)
membranes?
https://quizlet.com/1061211780/hesi-biology-exam-2025-update-verified-questions-and-answers-with-100-correct-answers-graded-a-guaranteed-succ… 3/22
