2026 HESI A2 Biology Practice Test (50 Questions And Complete Answers)
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Which of the following is a correct description of metaphase during mitosis?
1. Chromosomes condense and the nuclear envelope disappears.
2. B Chromosomes gather on either side of the now dividing cell.
3. C Chromosomes start to separate from each other.
4. Chromosomes align along the center of the cell.
1. Chromosomes condense and the nuclear envelope disappears.
2. B Chromosomes gather on either side of the now dividing cell.
3. C Chromosomes start to separate from each other.
4. Chromosomes align along the center of the cell.
Chromosomes align along the center of the cell.
Where can ribosomes be found inside of a eukaryotic cell?
1. On the rough endoplasmic reticulum and in the cytoplasm
2. B Only in the cytoplasm
3. C Only on the rough endoplasmic reticulum
4. On both the rough and smooth endoplasmic reticulum
1. On the rough endoplasmic reticulum and in the cytoplasm
2. B Only in the cytoplasm
3. C Only on the rough endoplasmic reticulum
4. On both the rough and smooth endoplasmic reticulum
On the rough endoplasmic reticulum and in the cytoplasm
What is the role of the Golgi apparatus in the eukaryotic cell?
1. To digest macromolecules into their components
2. B To package and process materials for transport
3. C To detoxify drugs and other harmful products
4. D To perform cellular respiration to make ATP
1. To digest macromolecules into their components
2. B To package and process materials for transport
3. C To detoxify drugs and other harmful products
4. D To perform cellular respiration to make ATP
B To package and process materials for transport
Which best describes the bonds between atoms within a water molecule?
1. Nonpolar ionic
2. Polar ionic
3. Nonpolar covalent
4. Polar covalent
1. Nonpolar ionic
2. Polar ionic
3. Nonpolar covalent
4. Polar covalent
Polar ionic
Which of the following is the MOST inclusive category in the hierarchical organizational system for nomenclature?
1. Kingdom
2. B Class
3. C Genus
4. D Species
1. Kingdom
2. B Class
3. C Genus
4. D Species
Kingdom
During which phase of the eukaryotic cell cycle is DNA replicated?
1. G1
2. B S
3. C G2
4. D M
1. G1
2. B S
3. C G2
4. D M
B S
Which of the following processes begins with a diploid cell and ends in the formation of diploid cells?
1. Meiosis only
2. Mitosis only
3. C Both meiosis and mitosis
4. D Neither meiosis nor mitosis
1. Meiosis only
2. Mitosis only
3. C Both meiosis and mitosis
4. D Neither meiosis nor mitosis
Mitosis only
Which of the following types of cell results from cell division by meiosis?
1. Kidney cell
2. Sperm cell
3. C Brain cell
4. D Skin cell
1. Kidney cell
2. Sperm cell
3. C Brain cell
4. D Skin cell
Sperm cell
What are the products of the Krebs cycle?
1. NADH, ATP, and pyruvate
2. CO2, ATP, and NADH
3. C H2O and ATP
4. D O2 and glucose
1. NADH, ATP, and pyruvate
2. CO2, ATP, and NADH
3. C H2O and ATP
4. D O2 and glucose
CO2, ATP, and NADH
The plasma membrane of a cell is composed of:
1. a single layer of phospholipids with proteins inserted.
2. B a bilayer of phospholipids with proteins inserted.
3. C a single layer of proteins with cholesterol inserted.
4. D a bilayer of proteins with cholesterol inserted
1. a single layer of phospholipids with proteins inserted.
2. B a bilayer of phospholipids with proteins inserted.
3. C a single layer of proteins with cholesterol inserted.
4. D a bilayer of proteins with cholesterol inserted
B a bilayer of phospholipids with proteins inserted.
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