Podcast
Questions and Answers
The Golgi apparatus is also referred to as the Golgi body.
The Golgi apparatus is also referred to as the Golgi body.
True
The structure within the nucleus that is responsible for ribonucleic acid production is called the nucleus envelope.
The structure within the nucleus that is responsible for ribonucleic acid production is called the nucleus envelope.
False
The smooth endoplasmic reticulum is characterized by the presence of many ribosomes on its surface.
The smooth endoplasmic reticulum is characterized by the presence of many ribosomes on its surface.
False
Cells are organized into organelles, which each play a unique role, indicating a concept known as division of labor.
Cells are organized into organelles, which each play a unique role, indicating a concept known as division of labor.
Signup and view all the answers
The nucleus contains a single membrane that protects its dense structure.
The nucleus contains a single membrane that protects its dense structure.
Signup and view all the answers
Electron microscopes are necessary to view most organelles within a cell.
Electron microscopes are necessary to view most organelles within a cell.
Signup and view all the answers
The endoplasmic reticulum plays no role in protein synthesis.
The endoplasmic reticulum plays no role in protein synthesis.
Signup and view all the answers
The fluid separating the two membranes of the nuclear envelope contains ribosomes.
The fluid separating the two membranes of the nuclear envelope contains ribosomes.
Signup and view all the answers
Vacuoles can store waste products and break them down into harmless small particles.
Vacuoles can store waste products and break them down into harmless small particles.
Signup and view all the answers
The structure of plants is solely dependent on the cytoplasm amount present in plant cells.
The structure of plants is solely dependent on the cytoplasm amount present in plant cells.
Signup and view all the answers
Ribosomes are found only in eukaryotic cells.
Ribosomes are found only in eukaryotic cells.
Signup and view all the answers
Ribosomes are primarily responsible for the production of enzymes within the nucleus.
Ribosomes are primarily responsible for the production of enzymes within the nucleus.
Signup and view all the answers
The process of protein synthesis begins with the synthesis of messenger RNA in the ribosomes.
The process of protein synthesis begins with the synthesis of messenger RNA in the ribosomes.
Signup and view all the answers
Transfer RNA is responsible for binding with amino acids in the cell.
Transfer RNA is responsible for binding with amino acids in the cell.
Signup and view all the answers
The loss of water in vacuoles does not affect the size of plant cells.
The loss of water in vacuoles does not affect the size of plant cells.
Signup and view all the answers
Ribosomes on the endoplasmic reticulum are involved in making proteins for export out of the cell.
Ribosomes on the endoplasmic reticulum are involved in making proteins for export out of the cell.
Signup and view all the answers
Centrioles play a crucial role in the formation of the mitotic spindle during cell division.
Centrioles play a crucial role in the formation of the mitotic spindle during cell division.
Signup and view all the answers
Centrioles are present in both plant and animal cells.
Centrioles are present in both plant and animal cells.
Signup and view all the answers
Robert Hooke was the first to observe and describe cells in living organisms.
Robert Hooke was the first to observe and describe cells in living organisms.
Signup and view all the answers
The discovery of the microscope had no impact on the study of cell biology.
The discovery of the microscope had no impact on the study of cell biology.
Signup and view all the answers
Centrosomes are considered crucial for the organization of microtubules in the cytoplasm.
Centrosomes are considered crucial for the organization of microtubules in the cytoplasm.
Signup and view all the answers
Plant cells divide using centrioles to facilitate the cell division process.
Plant cells divide using centrioles to facilitate the cell division process.
Signup and view all the answers
The basic unit of living organisms was first identified by Robert Hooke as cell walls.
The basic unit of living organisms was first identified by Robert Hooke as cell walls.
Signup and view all the answers
Microtubules are crucial for the function of centrioles in organizing the structure of cells.
Microtubules are crucial for the function of centrioles in organizing the structure of cells.
Signup and view all the answers
Cell biology is also known as cytology.
Cell biology is also known as cytology.
Signup and view all the answers
A human body contains approximately 10 billion cells.
A human body contains approximately 10 billion cells.
Signup and view all the answers
All cells share identical characteristics and structures.
All cells share identical characteristics and structures.
Signup and view all the answers
Both plants and animals contain cells that have high structural similarities.
Both plants and animals contain cells that have high structural similarities.
Signup and view all the answers
Neurons are cells that retain the ability to divide.
Neurons are cells that retain the ability to divide.
Signup and view all the answers
All living organisms utilize ribonucleic acid to synthesize proteins.
All living organisms utilize ribonucleic acid to synthesize proteins.
Signup and view all the answers
The nuclear membrane is responsible for separating DNA from the cytoplasm.
The nuclear membrane is responsible for separating DNA from the cytoplasm.
Signup and view all the answers
Cellular diversity refers to the similarities in the kinds of cells across different organisms.
Cellular diversity refers to the similarities in the kinds of cells across different organisms.
Signup and view all the answers
Mitochondria are organelles that are essential for generating Adenosine triphosphate (ATP) in cells.
Mitochondria are organelles that are essential for generating Adenosine triphosphate (ATP) in cells.
Signup and view all the answers
Muscle cells in multicellular organisms do not synthesize proteins needed for their contraction.
Muscle cells in multicellular organisms do not synthesize proteins needed for their contraction.
Signup and view all the answers
Cell morphology refers to the different shapes and forms of cells in multicellular organisms.
Cell morphology refers to the different shapes and forms of cells in multicellular organisms.
Signup and view all the answers
Non-contractile cells are responsible for synthesizing the same proteins as muscle cells.
Non-contractile cells are responsible for synthesizing the same proteins as muscle cells.
Signup and view all the answers
In multicellular organisms, cells are organized into tissues based on their functions.
In multicellular organisms, cells are organized into tissues based on their functions.
Signup and view all the answers
The cardiovascular system consists solely of muscles that facilitate blood circulation.
The cardiovascular system consists solely of muscles that facilitate blood circulation.
Signup and view all the answers
Cell division occurs when cells grow and complete their cellular activities appropriately.
Cell division occurs when cells grow and complete their cellular activities appropriately.
Signup and view all the answers
Cellular communication does not require movement of molecules within the cell.
Cellular communication does not require movement of molecules within the cell.
Signup and view all the answers
Myosins can only bind to actin filaments in the presence of monophosphate nucleotides.
Myosins can only bind to actin filaments in the presence of monophosphate nucleotides.
Signup and view all the answers
Capping proteins serve to prevent the disassembly of actin filaments.
Capping proteins serve to prevent the disassembly of actin filaments.
Signup and view all the answers
Villin and filamin are proteins that assist in stiffening the filament structure by binding them lengthwise.
Villin and filamin are proteins that assist in stiffening the filament structure by binding them lengthwise.
Signup and view all the answers
There are over fifteen different types of capping proteins that regulate filament length in cells.
There are over fifteen different types of capping proteins that regulate filament length in cells.
Signup and view all the answers
Myosin II is primarily responsible for moving membrane-bound vesicles along actin tracks.
Myosin II is primarily responsible for moving membrane-bound vesicles along actin tracks.
Signup and view all the answers