HESI Biology Practice Exam Questions and Answers 2025 Verified
1. What is the typical result of mitosis in humans?: Two diploid cells
2. How does water affect the temperature of living things?: Water keeps tem- perature
stable.
3. Which is NOT a product of the Krebs Cycle?: Oxygen
4. What kind of bond connects sugar and phosphate in DNA?: Covalent bond
5. What is the second part of an organism's scientific name?: Species
6. How are lipids different than other organic molecules?: They are NOT water soluble
7. Which is NOT a steroid?: Hemoglobin
8. Which property is responsible for the passage of water through a plant?: -
Cohesion
9. Which hormone is produced by the pineal gland?: Melatonin
10. What is the name of the organelle that organizes protein synthesis?: Ribo- some
11. During which phase if the chromosome number reduced from diploid to haploid?:
Meiosis I
12. What is the name for a cell that does NOT contain a nucleus?: Prokaryote
13. What is the name for the physical presentation of an organism's genes?: -
Phenotype
14. Which form of water is the densest?: Liquid
15. What is the longest phase in the life of a cell?: Interphase
16. Which is NOT found within a bacterial cell?: Mitochondria
17. Which is a protein?: Hemoglobin
18. Which structure is NOT involved in translation?: DNA
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1. What is the typical result of mitosis in humans?: Two diploid cells
2. How does water affect the temperature of living things?: Water keeps tem- perature
stable.
3. Which is NOT a product of the Krebs Cycle?: Oxygen
4. What kind of bond connects sugar and phosphate in DNA?: Covalent bond
5. What is the second part of an organism's scientific name?: Species
6. How are lipids different than other organic molecules?: They are NOT water soluble
7. Which is NOT a steroid?: Hemoglobin
8. Which property is responsible for the passage of water through a plant?: -
Cohesion
9. Which hormone is produced by the pineal gland?: Melatonin
10. What is the name of the organelle that organizes protein synthesis?: Ribo- some
11. During which phase if the chromosome number reduced from diploid to haploid?:
Meiosis I
12. What is the name for a cell that does NOT contain a nucleus?: Prokaryote
13. What is the name for the physical presentation of an organism's genes?: -
Phenotype
14. Which form of water is the densest?: Liquid
15. What is the longest phase in the life of a cell?: Interphase
16. Which is NOT found within a bacterial cell?: Mitochondria
17. Which is a protein?: Hemoglobin
18. Which structure is NOT involved in translation?: DNA
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