HESI A2 BIOLOGY WITH
QUESTIONS AND DETAILED
ANSWERS GRADE A+ 2026
UPDATE!!
In the hierarchic system of classification which is the least inclusive? - answer-Species
After observing an event, you develop an explanation this is: - answer-Hypothesis
A molecule of water is bonded with another molecule of water by what type of bond? -
answer-Hydrogen
Which is a benefit of the intermolecular hydrogen bonding of water: - answer-1- Water
has a relatively high specific heat value.
2- Water has strong cohesive and adhesive properties.
3- Polarity of water allows it to act as a versatile solvent.
Of all molecules that are significant to biology which are considered important: -
answer-nucleic acids
Lipids are better known as fats but what are they specifically? - answer-Fatty acids,
phospholipids, steroids
What are the 2 categories of fatty acids? - answer-saturated fats and unsaturated fats
How do phospholipids function in cells? - answer-They are integral components of
plasma membrane
, Which of the biologic molecules are considered the most significant contributor to
cellular function? - answer-Proteins
Proteins are polymers of which? - answer-Amino Acids
Which of the following proteins catalyze different reactions or processes? - answer-
Enzyme
Which of the biologic molecules are components of the molecules of inheritance? -
answer-Nucleic Acids
What is the sum of all chemical reactions that occur in an organism? - answer-
Metabolism
In a cell, reactions take place in a series of steps called: - answer-Metabolic pathways
What is the fundamental unit of biology? - answer-Cell
Which type of cell contains no defined nucleus? - answer-Prokaryotic cell
What is the primary purpose of the flagella on the surface of cells? - answer-movement
of the cell
Which cell organelle functions to transport materials from the endoplasmic reticulum
throughout the cell? - answer-Golgi apparatus
Which are the distant organelles that produce cell energy? - answer-Mitochondrion and
chlorophast
QUESTIONS AND DETAILED
ANSWERS GRADE A+ 2026
UPDATE!!
In the hierarchic system of classification which is the least inclusive? - answer-Species
After observing an event, you develop an explanation this is: - answer-Hypothesis
A molecule of water is bonded with another molecule of water by what type of bond? -
answer-Hydrogen
Which is a benefit of the intermolecular hydrogen bonding of water: - answer-1- Water
has a relatively high specific heat value.
2- Water has strong cohesive and adhesive properties.
3- Polarity of water allows it to act as a versatile solvent.
Of all molecules that are significant to biology which are considered important: -
answer-nucleic acids
Lipids are better known as fats but what are they specifically? - answer-Fatty acids,
phospholipids, steroids
What are the 2 categories of fatty acids? - answer-saturated fats and unsaturated fats
How do phospholipids function in cells? - answer-They are integral components of
plasma membrane
, Which of the biologic molecules are considered the most significant contributor to
cellular function? - answer-Proteins
Proteins are polymers of which? - answer-Amino Acids
Which of the following proteins catalyze different reactions or processes? - answer-
Enzyme
Which of the biologic molecules are components of the molecules of inheritance? -
answer-Nucleic Acids
What is the sum of all chemical reactions that occur in an organism? - answer-
Metabolism
In a cell, reactions take place in a series of steps called: - answer-Metabolic pathways
What is the fundamental unit of biology? - answer-Cell
Which type of cell contains no defined nucleus? - answer-Prokaryotic cell
What is the primary purpose of the flagella on the surface of cells? - answer-movement
of the cell
Which cell organelle functions to transport materials from the endoplasmic reticulum
throughout the cell? - answer-Golgi apparatus
Which are the distant organelles that produce cell energy? - answer-Mitochondrion and
chlorophast
