HESI A2 BIOLOGY V1/V2 Study
Guides with correct answers 2025
final Exam
A molecule of water is bonded with another molecule of water by what type of
bond? - Ans - Hydrogen
At which phase of meiosis does crossing over occur? - Ans - Prophase 1
Cells reproduce by different processes, all of which fall into what two
categories? - Ans - Sexual reproduction and asexual reproduction
Cells reproduce by different processes, all of which fall into what two
categories? - Ans - Sexual reproduction and asexual reproduction
During cell respiration, the conversion of glucose results in an overall
production of how many ATP molecules? - Ans - 32-36
During protein synthesis, what process uses an RNA strand to produce a
complementary strand of DNA? - Ans - transcription
During which phase is the chromosome number reduced from diploid to
haploid? - Ans - Meiosis I
, During which phase of cell reproduction does the cell divide forming two
separate identical cells? - Ans - cytokinesis
How are lipids different than other organic molecules? - Ans - They are not
water soluble
How do phospholipids function in cells? - Ans - They are integral components
of the plasma membrane
How does meiosis differ from mitosis? - Ans - In meiosis, each of the daughter
cells contains half as many chromosomes as the parent
How does water affect the temperature of a living thing? - Ans - Water keeps
temperature stable
How many different types of nucleotides are there in DNA? - Ans - four
In a cell, reactions take place in a series of steps called: - Ans - metabolic
pathways
Lipids are better known as fats, but what are they specifically? (Select all that
apply.) - Ans - fatty acids, phospholipids, and steroids
Of all the molecules that are significant to biology, which of the following are
considered the most important? - Ans - carbohydrates, lipids, protein, nucleic
acids
Proteins are polymers of which of the following? - Ans - amino acids
Regarding mitosis and cytokinesis, one difference between higher plants and
animals is that in plants: - Ans - a cell plate begins to form at telophase,
whereas in animals a cleavage furrow is initiated at that stage.
Guides with correct answers 2025
final Exam
A molecule of water is bonded with another molecule of water by what type of
bond? - Ans - Hydrogen
At which phase of meiosis does crossing over occur? - Ans - Prophase 1
Cells reproduce by different processes, all of which fall into what two
categories? - Ans - Sexual reproduction and asexual reproduction
Cells reproduce by different processes, all of which fall into what two
categories? - Ans - Sexual reproduction and asexual reproduction
During cell respiration, the conversion of glucose results in an overall
production of how many ATP molecules? - Ans - 32-36
During protein synthesis, what process uses an RNA strand to produce a
complementary strand of DNA? - Ans - transcription
During which phase is the chromosome number reduced from diploid to
haploid? - Ans - Meiosis I
, During which phase of cell reproduction does the cell divide forming two
separate identical cells? - Ans - cytokinesis
How are lipids different than other organic molecules? - Ans - They are not
water soluble
How do phospholipids function in cells? - Ans - They are integral components
of the plasma membrane
How does meiosis differ from mitosis? - Ans - In meiosis, each of the daughter
cells contains half as many chromosomes as the parent
How does water affect the temperature of a living thing? - Ans - Water keeps
temperature stable
How many different types of nucleotides are there in DNA? - Ans - four
In a cell, reactions take place in a series of steps called: - Ans - metabolic
pathways
Lipids are better known as fats, but what are they specifically? (Select all that
apply.) - Ans - fatty acids, phospholipids, and steroids
Of all the molecules that are significant to biology, which of the following are
considered the most important? - Ans - carbohydrates, lipids, protein, nucleic
acids
Proteins are polymers of which of the following? - Ans - amino acids
Regarding mitosis and cytokinesis, one difference between higher plants and
animals is that in plants: - Ans - a cell plate begins to form at telophase,
whereas in animals a cleavage furrow is initiated at that stage.
