Hondros Bio 253 exam Questions with 100%
correct verified answers 2024 Updated
1: What is the primary function of the mitochondria in a cell?- correct
answer -
The primary function of the mitochondria is to produce ATP through cellular
respiration.
2: What is the basic structural and functional unit of the kidney?- correct
answer -
The nephron is the basic structural and functional unit of the kidney.
3: What type of tissue is responsible for transmitting nerve impulses?-
correct answer - Nervous tissue is responsible for transmitting nerve
impulses.
4: Which hormone regulates the sleep-wake cycle?- correct answer -
Melatonin regulates the sleep-wake cycle.
5: What is the main component of the cell membrane?- correct answer -
The main component of the cell membrane is the phospholipid bilayer.
6: Which organ is primarily responsible for detoxifying chemicals and
metabolizing drugs?- correct answer -
The liver is primarily responsible for detoxifying chemicals and
metabolizing drugs.
7: What is the role of hemoglobin in red blood cells?- correct answer -
, Hemoglobins role is to transport oxygen from the lungs to the rest of the
body and return carbon dioxide from the body to the lungs.
8: What is the smallest unit of life that can function independently and
perform all necessary functions of life?- correct answer -
The cell is the smallest unit of life that can function independently and
perform all necessary functions of life.
9: What is the term for the process by which cells divide to produce two
identical daughter cells?- correct answer -
Mitosis is the process by which cells divide to produce two identical
daughter cells.
10: Which part of the brain is responsible for regulating heart rate,
breathing, and blood pressure?- correct answer -
The medulla oblongata is responsible for regulating heart rate, breathing,
and blood pressure.
11: What is the function of the ribosomes in a cell?- correct answer -
Ribosomes are responsible for protein synthesis in a cell.
12: What is the primary function of white blood cells?- correct answer -
The primary function of white blood cells is to fight infections and provide
immunity.
13: What is the name of the process by which plants convert sunlight into
chemical energy?- correct answer -
Photosynthesis is the process by which plants convert sunlight into chemical
energy.
correct verified answers 2024 Updated
1: What is the primary function of the mitochondria in a cell?- correct
answer -
The primary function of the mitochondria is to produce ATP through cellular
respiration.
2: What is the basic structural and functional unit of the kidney?- correct
answer -
The nephron is the basic structural and functional unit of the kidney.
3: What type of tissue is responsible for transmitting nerve impulses?-
correct answer - Nervous tissue is responsible for transmitting nerve
impulses.
4: Which hormone regulates the sleep-wake cycle?- correct answer -
Melatonin regulates the sleep-wake cycle.
5: What is the main component of the cell membrane?- correct answer -
The main component of the cell membrane is the phospholipid bilayer.
6: Which organ is primarily responsible for detoxifying chemicals and
metabolizing drugs?- correct answer -
The liver is primarily responsible for detoxifying chemicals and
metabolizing drugs.
7: What is the role of hemoglobin in red blood cells?- correct answer -
, Hemoglobins role is to transport oxygen from the lungs to the rest of the
body and return carbon dioxide from the body to the lungs.
8: What is the smallest unit of life that can function independently and
perform all necessary functions of life?- correct answer -
The cell is the smallest unit of life that can function independently and
perform all necessary functions of life.
9: What is the term for the process by which cells divide to produce two
identical daughter cells?- correct answer -
Mitosis is the process by which cells divide to produce two identical
daughter cells.
10: Which part of the brain is responsible for regulating heart rate,
breathing, and blood pressure?- correct answer -
The medulla oblongata is responsible for regulating heart rate, breathing,
and blood pressure.
11: What is the function of the ribosomes in a cell?- correct answer -
Ribosomes are responsible for protein synthesis in a cell.
12: What is the primary function of white blood cells?- correct answer -
The primary function of white blood cells is to fight infections and provide
immunity.
13: What is the name of the process by which plants convert sunlight into
chemical energy?- correct answer -
Photosynthesis is the process by which plants convert sunlight into chemical
energy.
