HESI A2 HESI BIO.
HESI A2 HESI BIO.
1. Which of the following is not true of mitosis?
A. Mitosis produces daughter cells
B. Mitosis has five main stages
C. Mitosis can only be done by haploids
D. Following mitosis, daughter cells are identical to parent cells
2. In meiosis, the chromosome number is reduced from:
A. 46 to 23
B. 46 to 33
C. 28 to 14
D. 24 to 12
3. Cellular respiration takes place in which of the following?
A. Golgi apparatus
B. Mitochondrion
C. Chloroplast
D. Ribosome
4. Which of the following is the term used to represent two alleles that are the same
type?
A. Homosynchronous
B. Hypersynchronous
C. Heterozygous
D. Homozygous
,HESI A2 HESI BIO.
The Punnett square shows that one parent carries the recessive gene for a cleft chin
(c) while the other parent does not.
5. What percentage of the parents' offspring is predicted to have a cleft chin?
A. 25%
B. 50%
C. 0%
D. 75%
6. Which of the following options identifies the products of cell respiration?
A. Water, carbon dioxide, and oxygen
B. Glucose and oxygen
C. Water, carbon dioxide, and adenosine triphosphate (ATP)
D. Water, glucose, and oxygen
7. Which stage of mitosis is occurring when the nuclear envelope begins to
disappear and the chromosomes begin to attach to the spindle that is forming along
the axis of the cell?
A. Prometaphase
B. Metaphase
C. Anaphase
,HESI A2 HESI BIO.
D. Prophase
8. In the hierarchic organizational system, which of these is the most restrictive
category?
A. Genus
B. Class
C. Kingdom
D. Species
9. Water is a polar molecule that can be:
A. cohesive and corrosive
B. cohesive and adhesive
C. electrostatic and ionic
D. repellent and attractive
10. What is considered the main objective of the translation stage of protein
synthesis?
A. To produce amino acids
B. To produce nucleotides
C. To produce fatty acids
D. To produce nucleic acids
11. Prokaryotic cells lack which of the following?
A. A cell membrane
B. Genetic material
C. Cytoplasm
, HESI A2 HESI BIO.
D. Membrane bound organelles
12. Proteins are polymers of 20 molecules called:
A. Amino acids
B. Phospholipids
C. Carbohydrates
D. Fatty acids
13. Which of the following statements is true if a molecule has adhesion?
A. Two molecules of the same substance have the ability to stay bonded to
one another
B. The molecule has the ability to bond to or attract other molecules
B. A molecule has the ability to increase its heat when necessary
C. The molecule has the ability to form hydrogen bonds
14. Which of the following statements is most accurate regarding the transcription
of DNA?
A. RNA uses reverse transcriptase to make mRNA
B. DNA uses mRNA to produce tRNA
C. RNA creates a duplicate copy of DNA
D. RNA copies DNA to produce mRNA
15. What are the two types of cells in biology?
A. Ribosomes and lysosomes
B. Mitochondria and chloroplasts
HESI A2 HESI BIO.
1. Which of the following is not true of mitosis?
A. Mitosis produces daughter cells
B. Mitosis has five main stages
C. Mitosis can only be done by haploids
D. Following mitosis, daughter cells are identical to parent cells
2. In meiosis, the chromosome number is reduced from:
A. 46 to 23
B. 46 to 33
C. 28 to 14
D. 24 to 12
3. Cellular respiration takes place in which of the following?
A. Golgi apparatus
B. Mitochondrion
C. Chloroplast
D. Ribosome
4. Which of the following is the term used to represent two alleles that are the same
type?
A. Homosynchronous
B. Hypersynchronous
C. Heterozygous
D. Homozygous
,HESI A2 HESI BIO.
The Punnett square shows that one parent carries the recessive gene for a cleft chin
(c) while the other parent does not.
5. What percentage of the parents' offspring is predicted to have a cleft chin?
A. 25%
B. 50%
C. 0%
D. 75%
6. Which of the following options identifies the products of cell respiration?
A. Water, carbon dioxide, and oxygen
B. Glucose and oxygen
C. Water, carbon dioxide, and adenosine triphosphate (ATP)
D. Water, glucose, and oxygen
7. Which stage of mitosis is occurring when the nuclear envelope begins to
disappear and the chromosomes begin to attach to the spindle that is forming along
the axis of the cell?
A. Prometaphase
B. Metaphase
C. Anaphase
,HESI A2 HESI BIO.
D. Prophase
8. In the hierarchic organizational system, which of these is the most restrictive
category?
A. Genus
B. Class
C. Kingdom
D. Species
9. Water is a polar molecule that can be:
A. cohesive and corrosive
B. cohesive and adhesive
C. electrostatic and ionic
D. repellent and attractive
10. What is considered the main objective of the translation stage of protein
synthesis?
A. To produce amino acids
B. To produce nucleotides
C. To produce fatty acids
D. To produce nucleic acids
11. Prokaryotic cells lack which of the following?
A. A cell membrane
B. Genetic material
C. Cytoplasm
, HESI A2 HESI BIO.
D. Membrane bound organelles
12. Proteins are polymers of 20 molecules called:
A. Amino acids
B. Phospholipids
C. Carbohydrates
D. Fatty acids
13. Which of the following statements is true if a molecule has adhesion?
A. Two molecules of the same substance have the ability to stay bonded to
one another
B. The molecule has the ability to bond to or attract other molecules
B. A molecule has the ability to increase its heat when necessary
C. The molecule has the ability to form hydrogen bonds
14. Which of the following statements is most accurate regarding the transcription
of DNA?
A. RNA uses reverse transcriptase to make mRNA
B. DNA uses mRNA to produce tRNA
C. RNA creates a duplicate copy of DNA
D. RNA copies DNA to produce mRNA
15. What are the two types of cells in biology?
A. Ribosomes and lysosomes
B. Mitochondria and chloroplasts
