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How does the flatness of a single-celled Paramecium affect the cell's surface area-to-volume ratio?
The flatter a Paramecium cell is, the larger its surface area-to-volume ratio becomes. This allows for more efficient exchange of nutrients and waste products with its environment. A higher surface area-to-volume ratio enables the cell to more effectively support its metabolic needs.
What do contractile vacuoles with radiating canals do in paramecium?
Contractile vacuoles in paramecium are responsible for regulating water content within the cell by collecting excess water and expelling it from the cell via pulsations. The radiating canals help in the collection of excess water from various parts of the cell and channel it towards the contractile vacuole for expulsion, helping in osmoregulation to maintain cell volume and prevent bursting.
How does a unicellular paramecium get rid of its excess water is energy used?
A unicellular paramecium gets rid of its excess water through a contractile vacuole, which pumps out the excess water to maintain proper cell volume. This process requires energy because the cell needs to actively transport the water out against its concentration gradient.
What structure in a plant cell allows the plant cell to make food?
What most of the plant cell is composed of by volume; a large central vacuole.
What is the large organelle that takes up much of the volume of plant cells?
vacuole.
What large structure occupies of the volume in a plant cell?
The central vacuole occupies a large portion of the volume in a plant cell. It is responsible for maintaining turgor pressure, storing nutrients, and regulating cell size.
How does the flatness of a single-celled Paramecium affect the cell's surface area-to-volume ratio?
The flatter a Paramecium cell is, the larger its surface area-to-volume ratio becomes. This allows for more efficient exchange of nutrients and waste products with its environment. A higher surface area-to-volume ratio enables the cell to more effectively support its metabolic needs.
How large is vacuole in a plant cell?
In certain cases, a vacuole can occupy up to half the volume of the entire cell
What do contractile vacuoles with radiating canals do in paramecium?
Contractile vacuoles in paramecium are responsible for regulating water content within the cell by collecting excess water and expelling it from the cell via pulsations. The radiating canals help in the collection of excess water from various parts of the cell and channel it towards the contractile vacuole for expulsion, helping in osmoregulation to maintain cell volume and prevent bursting.
What is a compartment that often takes up much of the volume of the cell?
vacuole
How does a unicellular paramecium get rid of its excess water is energy used?
A unicellular paramecium gets rid of its excess water through a contractile vacuole, which pumps out the excess water to maintain proper cell volume. This process requires energy because the cell needs to actively transport the water out against its concentration gradient.
What structure in a plant cell allows the plant cell to make food?
What most of the plant cell is composed of by volume; a large central vacuole.
What does contracting mean?
Contracting can be a form of the verb "contract" which means to decrease in volume. "Some scientists think the universe is contracting." Another meaning of the verb "contract" is to enter into an agreement with. "The builder is contracting to build a new bridge for the city."
How does nerves cell tune down the volume of signals?
The nerve cell tune down the volume of signals by contracting.
What is the large organelle that takes up much of the volume of plant cells?
vacuole.
What would happen if you made the solute concentrationoutside the paramecium the same as that inside it?
If the solute concentration outside the paramecium matched that inside, the surrounding environment would become isotonic to the paramecium's internal environment. In this scenario, there would be no net movement of water into or out of the paramecium, preventing any osmotic stress. The paramecium would maintain its shape and volume, as the balance of osmotic pressure would stabilize its internal conditions.
What is Example of something that is expanding or contracting?
An example of something that is contracting is a deflating balloon, as its volume decreases. An example of something that is expanding is a growing plant, as it increases in size and complexity.
