HESI V2 BIOLOGY EXAM QUESTIONS
AND ANSWERS | 2026 UPDATE | 100%
CORRECT.
Which movement requires carrier protein but no direct cellular energy? - ANS Facilitated
transport
Which term denotes the movement of glucose molecules from an area of lower concentration
to an area of higher concentration? - ANS Active transport
Plasmolysis is a term describing? - ANS Cellular shrinkage, which occurs when cells are
immersed in hypertonic solution
The movement of substances from lesser concentration to higher concentration is called? -
ANS Active transport
Which particular structure is present in both eukaryotic and prokaryotic cells? - ANS Cell
membrane
Plant cells differ from animal cells in? - ANS The plant cells have a cell wall and animal cells
do not
Which cell type is characterized by the lack of true nucleus and the absence of membrane-
bound organelle? - ANS Prokaryotic cell
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,Which organelle is associated with hydrolytic enzymes and is sometimes referred to as a
"suicide bag" - ANS Lysosomes
Pinocytosis is the process of? - ANS Enclosing a liquid substance in a membrane and secreting
it into the cell
The plasma membrane of the eukaryotic cell determines selectively which substances can enter
and leave the cell. Such a membrane is said to be? - ANS Selectively permeable
What primarily determines the shape of cells that lack cell walls? - ANS Microtubule and
microfilaments
Which pair of organelles is responsible for energy supply to eukaryotic cells? -
ANS Chloroplast and mitochondria
With which organelle is the synthesis of ATP associated? - ANS Mitochondrion
The plasma membrane is soluble to? - ANS Lipids
The process whereby muscle cell produce lactic acid is called? - ANS Fermentation
During aerobic respiration, which one of the following substances is released? - ANS 36ATP
Noncyclic photophosphorylation takes place inside the? - ANS Thylakoids
The dark reaction of photosynthesis takes place in ? - ANS Stroma
Aerobic cellular respiration is more important to sustaining life than anaerobic because it
produces? - ANS more energy
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, Which organelle is responsible for oxygen production? - ANS Chloroplast
An organic catalyst that enhances the chemical reaction is called ? - ANS An enzyme
The first stage of aerobic cellular respiration is? - ANS Glycolysis
Glycolysis occurs in the ? - ANS Cytoplasm
For the aerobic pathway, electron transport systems are located in the ? - ANS Mitochondrion
1. Codominance occurs when? - ANS Both the alleles in a heterozygote are expressed
phenotypically in a individual
Mitosis in a single human cell usually results in the formation of ? - ANS 2 diploid cells
meiosis in a single human cell usually results in the formation of ? - ANS 4 haploid cells
If you reproduce sexually, you produce gamets via? - ANS meiosis
If you reproduce asexually, you produce offspring via? - ANS mitosis
What type of allele is expressed in the phenotype of only a homozygous individual? -
ANS dominant
The sex of a human child is determined by the sex chromosome from? - ANS the father
Cell division occurs most rapidly in? - ANS cancerous tissue
@COPYRIGHT ALL RIGHTS RESERVED PAGE 3 OF 19
AND ANSWERS | 2026 UPDATE | 100%
CORRECT.
Which movement requires carrier protein but no direct cellular energy? - ANS Facilitated
transport
Which term denotes the movement of glucose molecules from an area of lower concentration
to an area of higher concentration? - ANS Active transport
Plasmolysis is a term describing? - ANS Cellular shrinkage, which occurs when cells are
immersed in hypertonic solution
The movement of substances from lesser concentration to higher concentration is called? -
ANS Active transport
Which particular structure is present in both eukaryotic and prokaryotic cells? - ANS Cell
membrane
Plant cells differ from animal cells in? - ANS The plant cells have a cell wall and animal cells
do not
Which cell type is characterized by the lack of true nucleus and the absence of membrane-
bound organelle? - ANS Prokaryotic cell
@COPYRIGHT ALL RIGHTS RESERVED PAGE 1 OF 19
,Which organelle is associated with hydrolytic enzymes and is sometimes referred to as a
"suicide bag" - ANS Lysosomes
Pinocytosis is the process of? - ANS Enclosing a liquid substance in a membrane and secreting
it into the cell
The plasma membrane of the eukaryotic cell determines selectively which substances can enter
and leave the cell. Such a membrane is said to be? - ANS Selectively permeable
What primarily determines the shape of cells that lack cell walls? - ANS Microtubule and
microfilaments
Which pair of organelles is responsible for energy supply to eukaryotic cells? -
ANS Chloroplast and mitochondria
With which organelle is the synthesis of ATP associated? - ANS Mitochondrion
The plasma membrane is soluble to? - ANS Lipids
The process whereby muscle cell produce lactic acid is called? - ANS Fermentation
During aerobic respiration, which one of the following substances is released? - ANS 36ATP
Noncyclic photophosphorylation takes place inside the? - ANS Thylakoids
The dark reaction of photosynthesis takes place in ? - ANS Stroma
Aerobic cellular respiration is more important to sustaining life than anaerobic because it
produces? - ANS more energy
@COPYRIGHT ALL RIGHTS RESERVED PAGE 2 OF 19
, Which organelle is responsible for oxygen production? - ANS Chloroplast
An organic catalyst that enhances the chemical reaction is called ? - ANS An enzyme
The first stage of aerobic cellular respiration is? - ANS Glycolysis
Glycolysis occurs in the ? - ANS Cytoplasm
For the aerobic pathway, electron transport systems are located in the ? - ANS Mitochondrion
1. Codominance occurs when? - ANS Both the alleles in a heterozygote are expressed
phenotypically in a individual
Mitosis in a single human cell usually results in the formation of ? - ANS 2 diploid cells
meiosis in a single human cell usually results in the formation of ? - ANS 4 haploid cells
If you reproduce sexually, you produce gamets via? - ANS meiosis
If you reproduce asexually, you produce offspring via? - ANS mitosis
What type of allele is expressed in the phenotype of only a homozygous individual? -
ANS dominant
The sex of a human child is determined by the sex chromosome from? - ANS the father
Cell division occurs most rapidly in? - ANS cancerous tissue
@COPYRIGHT ALL RIGHTS RESERVED PAGE 3 OF 19
