Podcast
Questions and Answers
What is the primary role of the cell membrane in cell function?
What is the primary role of the cell membrane in cell function?
- Providing structural support to the cell
- Facilitating cellular respiration
- Regulating the movement of materials in and out of the cell (correct)
- Synthesizing proteins within the cell
Which organelle is present in the plant cell but not the animal cell?
Which organelle is present in the plant cell but not the animal cell?
- Endoplasmic reticulum, Ribosome
- Chloroplast, Lysosome
- Vacuole, Endoplasmic reticulum
- Chloroplast, Golgi apparatus (correct)
What is the function of the vacuole in a plant cell?
What is the function of the vacuole in a plant cell?
- Synthesis of lipids and steroids
- Storage of water, nutrients, and waste products (correct)
- Protein modification and sorting
- Generation of energy through cellular respiration
According to the Kinetic Particle Theory, which state of matter has particles with fixed shape and volume?
According to the Kinetic Particle Theory, which state of matter has particles with fixed shape and volume?
In which state of matter do particles have an irregular arrangement and are very far apart?
In which state of matter do particles have an irregular arrangement and are very far apart?
In which form of passive transport do materials move without the need of energy due to differences in concentration?
In which form of passive transport do materials move without the need of energy due to differences in concentration?
Which medium allows the fastest diffusion of molecules?
Which medium allows the fastest diffusion of molecules?
Will diffusion be faster when the medium is hot or cool?
Will diffusion be faster when the medium is hot or cool?
What is the movement of water molecules from a region of higher water concentration to a region of lower water concentration through a selectively permeable membrane called?
What is the movement of water molecules from a region of higher water concentration to a region of lower water concentration through a selectively permeable membrane called?
$ ext{Facilitated diffusion}$ allows small molecules like oxygen, carbon dioxide, and water to freely diffuse across cell membranes, while larger molecules like sugar require:
$ ext{Facilitated diffusion}$ allows small molecules like oxygen, carbon dioxide, and water to freely diffuse across cell membranes, while larger molecules like sugar require:
What type of transport requires cells to use up energy to move molecules across the cell membrane against the natural concentration gradient?
What type of transport requires cells to use up energy to move molecules across the cell membrane against the natural concentration gradient?
What process involves materials being too large to cross the cell membrane and therefore moving into or out of the cell by forming vesicles?
What process involves materials being too large to cross the cell membrane and therefore moving into or out of the cell by forming vesicles?
Which substances are moved in and out of cells by active transport?
Which substances are moved in and out of cells by active transport?
What happens when the environment is dry with very little water for cells?
What happens when the environment is dry with very little water for cells?
What are the 4 functions of cell division?
What are the 4 functions of cell division?
Which structures in the cell help it to reproduce?
Which structures in the cell help it to reproduce?
During which stage of mitosis do fibers of the centrioles pull the chromatids apart into each side of the cell?
During which stage of mitosis do fibers of the centrioles pull the chromatids apart into each side of the cell?
What happens during interphase in preparation for cell division?
What happens during interphase in preparation for cell division?
