75 Questions
Which type of transport is responsible for moving large molecules, parts of cells, and even whole cells into a cell?
Endocytosis
What is the process by which large particles, such as cells themselves, are taken in by a cell?
Phagocytosis
What is the reverse process of endocytosis, which expels material from the cell into the extracellular fluid?
Exocytosis
Which type of endocytosis involves the use of specific binding proteins in the plasma membrane for specific molecules or particles?
Receptor-mediated endocytosis
Which type of transport process requires ATP for the mechanism to take place?
Vesicular transport
Which of the following is a type of active transport that moves substances, including fluids and particles, into a cell?
Pinocytosis
What is the process by which large particles, such as cells themselves, are taken in by a cell?
Phagocytosis
Which type of endocytosis involves the use of specific binding proteins in the plasma membrane for specific molecules or particles?
Receptor-mediated endocytosis
What is the reverse process of endocytosis, which expels material from the cell into the extracellular fluid?
Exocytosis
Which type of transport process requires ATP for the mechanism to take place?
Endocytosis
Which of the following is true about active transport?
It maintains concentrations of ions in living cells
What is the main function of the Sodium-Potassium Pump?
To maintain a cell's homeostasis
What is the difference between endocytosis and exocytosis?
Endocytosis forms a vesicle to transport substances, while exocytosis fuses a membrane to expel material
What is the process by which large particles are taken in by a cell called?
Phagocytosis
What is the purpose of receptor-mediated endocytosis?
To transport large molecules into the cell
What is the main function of lipids in the human body?
To store energy
Which sugar is referred to as blood sugar?
Glucose
Which sugar is found in ripe fruits and is the sweetest sugar?
Fructose
Which sugar is found in milk?
Galactose
Which sugar is composed of glucose and fructose and is referred to as table sugar?
Sucrose
Which sugar is composed of glucose and galactose and is found in milk?
Lactose
What is the main function of lipids in the human body?
To store energy
Which type of endocytosis involves the use of specific binding proteins in the plasma membrane for specific molecules or particles?
Receptor-mediated endocytosis
Which sugar is referred to as blood sugar?
Glucose
What is the process by which large particles, such as cells themselves, are taken in by a cell?
Phagocytosis
Which sugar is composed of glucose and fructose and is referred to as table sugar?
Sucrose
What is the main function of lipids in the human body?
To store energy
Which sugar is found in ripe fruits and is the sweetest sugar?
Fructose
Which type of endocytosis involves the use of specific binding proteins in the plasma membrane for specific molecules or particles?
Receptor-mediated endocytosis
Which type of transport process requires ATP for the mechanism to take place?
Active transport
Which of the following is NOT a nucleotide base found in DNA?
Uracil (U)
Where is DNA stored in eukaryotes?
Cell nucleus
Which molecule is often compared to a blueprint due to its role in storing information?
DNA
What is the fourth nucleotide base found in RNA?
Thymine (T)
What is the main function of RNA in living organisms?
Production of proteins
Which of the following is NOT one of the four nucleotide bases found in DNA?
Uracil (U)
Where is DNA stored in prokaryotes?
Cell cytoplasm
Which molecule gets its name from the sugar group in the molecule's backbone?
RNA
Which of the following is a structural purpose of other DNA sequences, aside from carrying genetic information?
Building cell membranes
Which of the following is a characteristic of RNA?
Important in protein production
Which type of molecule has a sugar-phosphate backbone with nucleotide bases attached to it?
RNA
Which nucleotide base is found in RNA but not in DNA?
Uracil
Where is DNA stored in eukaryotes?
Cell nucleus
What is the main role of DNA in the cell?
Storage of information
What are the four nucleotide bases found in DNA?
Adenine (A), Cytosine (C), Guanine (G), and Thymine (T)
During photosynthesis, the light-dependent reactions convert sunlight into
Energy carriers
What is the main function of the light-independent reactions in photosynthesis?
To convert energy carriers into sugar
Which molecules temporarily store the energy during the light-dependent reactions?
Energy carriers
What happens to the energy carriers after they release the energy?
They return to the light-dependent reactions to obtain more energy
Which reactions in photosynthesis require the products of the light-dependent reactions to function?
Light-independent reactions
Which of the following is NOT a product of the light-dependent reactions in photosynthesis?
Carbon dioxide
What is the purpose of the light-independent reactions in photosynthesis?
To assemble sugar molecules from carbon dioxide
What is the role of chlorophyll in photosynthesis?
To absorb energy from sunlight
Which of the following is a characteristic of the light-dependent reactions in photosynthesis?
They utilize energy carriers to store energy
What happens to the energy carriers after they release their energy in photosynthesis?
They return to the light-dependent reactions to obtain more energy
Which molecule is responsible for temporarily storing the energy during the light-dependent reactions in photosynthesis?
Chlorophyll
What is the main function of the light-independent reactions in photosynthesis?
Assemble sugar molecules from carbon dioxide
What happens to the energy carriers after they release their energy in photosynthesis?
They become empty and return to the light-dependent reactions
What is the role of oxygen in photosynthesis?
To leave the leaf through stomata
What are the two sequential stages of photosynthesis?
Light-dependent and light-independent reactions
Which stage of the aerobic pathway occurs inside the mitochondrial matrix?
Krebs Cycle
Which process transfers the chemical energy present in hydrogen electrons to ATP?
Electron Transport Chain
What is the main difference between aerobic and anaerobic respiration?
Aerobic respiration requires oxygen, while anaerobic respiration does not require oxygen.
When might the body rely on anaerobic respiration?
During a sprinting situation
What is the main product of glycolysis?
Pyruvate
Which stage of the aerobic pathway occurs inside the cytoplasm and does not require oxygen?
Glycolysis
Which stage of the aerobic pathway involves a series of enzyme-controlled processes that occur inside the mitochondrial matrix?
Krebs Cycle
Which stage of the aerobic pathway involves a series of enzyme-controlled reactions that transfers the chemical energy present in hydrogen electrons to ATP?
Electron Transport Chain
What is the process of creating energy without the presence of oxygen called?
Anaerobic Respiration
Which stage of the aerobic pathway produces a small amount of energy in the form of ATP molecules?
Glycolysis
Which stage of the aerobic pathway involves a series of enzyme-controlled reactions that transfers the chemical energy present in hydrogen electrons to ATP?
Electron Transport Chain
What is the main difference between aerobic and anaerobic respiration?
Aerobic respiration requires oxygen, while anaerobic respiration does not.
What is the role of oxygen in photosynthesis?
Oxygen is a product of the light-dependent reactions.
What is the process of creating energy without the presence of oxygen called?
Anaerobic Respiration
When might the body rely on anaerobic respiration?
During a sprint
Test your knowledge on personal entrepreneurial competencies (PECs) and the factors that influence the business environment. This quiz will help you understand terms like behavior and broadcast media, and their relevance to business opportunities and ideas.
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