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What is happens to a cells volume and surface area as it grows bigger?
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How do surface area and volume limit the size of cells?
The bigger the volume of the cell, the smaller the surface area to volume ratio, or to put it more simply, big cells have more inside bits which have no contact with the outside. The substances which need to pass into and out of the cell can only do so through the surface. This means that if a cell is too big it simply cannot exchange things (such as oxygen and carbon dioxide) with the outside fast enough to survive.
Why are most cells small?
The surface area to volume ratio of a cell is important in order to pass materials the cell needs to survive across its surface. There is therefore an optimal size for a cell where it is large enough to hold all its internal structures and yet small enough for cross membrane transport. Any bigger than this and the cell will not be able to get enough nutrients into itself to live and function properly. Thus most cells are of this size (there are specific exceptions). ======================= There is a reason why cells are so small. Cells take in food and get rid of wastes through their outer surface. They need to have a large ratio of surface area to volume. Cells also don't have enough organelles to get the food through out the whole cell. ======================= They need to have a large ratio of surface area to volume ======================= Cells are small because they take in food and remove wastes through it's membrane(skin), so if it's surface area cannot take in enough food for it's volume, the cell can starve/poisen itself, which is why cells cannot be very big. (as an object gets bigger, so does it's volume and surface area. However, volume grows much faster, and if the object gets too big, the volume will exceed the surface area) ======================== The reason why cells must be so small is because cells need enough surface area to export and import all that they need. If they were too big they would not be able to carry out all the things that they do. ======================== Cells need to be small in order to have good surface area to volume ratios. It is important that the surface area be larger than the volume so that the things that need to get in and out of the cell can do so. Otherwise the cell could be poisoned by accumulation of waste or not being able to take in what it needs.
Why is a cell's size limited?
because the diffusion of a cell. and the volume surface area of the cell.
What happens to a animal cell when it grows?
The cells increase in size and number.
The smaller the cell the smaller its ratio of surface area to volume?
It really depends on the cell. Different cells have different ratios, as each cell has a relatively unique length, width, and height. To find the surface area to volume ratio, divide the cell's surface area by the cell's volume.surface area= 6 x (length x length)volume= length x width x heightratio= surface area/volumeI really hope this helps, because besides the fact that unhelpful answers are frustrating, I have also just wasted my time by writing this and yours by having you read this!
What happens to a cells surface as a volume ratio as a cell gets bigger?
It decreases. As the dimensions increase by a number, the surface area increases by the same number to the power of 2, but the volume increases by the same number to the power of 3, meaning that the volume increases faster than the surface area.
What happens to a cells surface area to volume ratio as it gets smaller?
It increases.
What happens to a cell ratio of surface area to volume as the cells volume increases rapidly than its surface area?
The cell's ratio of surface area to volume would decrease if its volume increases more rapidly than its surface area.
What happens to a cell ratio of surface area to volume as the cells volume increases more rapidly than its surface are?
The cell's ratio of surface area to volume would decrease. However, this scenario is extremely unlikely.
Why are groups of a small cells better than one large cell at moving material in and out?
they have a greater surface-to-volume ratio
What is ratio of surface area to volume?
surface area/ volume. wider range of surface area to volume is better for cells.
What will happen if a cells volume grows faster then its surface area?
Cells volume dont really get any bigger. They do sort of when waste from the vacuole gets stored. If you need anymore help on cells just ask more questions because im good at cells.
Why do cells get so big than divide?
Cells are dependent on the ration between surface area and volume. as the cels get bigger the ratio decreases, meaning that the volume gets larger faster than does the surface area. they cant survive past a certain point, because the nutrients that permeate the membrane have a harder time diffusing throughout a larger volume with a comparatively smaller surface area. this is why cells divide: the volume splits in half, but the surface area stays the same.
What is the surface area to volume ratio?
surface area/ volume. wider range of surface area to volume is better for cells.
What happens to the surface area volume ratio of you increase the volume of a cell?
The important point is that the surface area to the volume ratio gets smaller as the cell gets larger.Thus, if the cell grows beyond a certain limit, not enough material will be able to cross the membranefast enough to accommodate the increased cellular volume.When this happens, the cell must divide into smaller cells with favorable surface area/volume ratios, or cease to function.That is why cells are so small.
What is the relationship between a cells surfaces area and it's volume?
The relationship is usually expressed as a ratio: surface area divided by volume. Small cells have a large surface area to volume ratio, whilst large cells have a much smaller value. This is important because the cell absorbs the things it needs, and gets rid of what it doesn't need, through the surface. If the cell gets too large, not enough exchange can take place to keep the cell going, so there is a natural limit on the size to which a cell can grow.
Which statements about the ratio of cell surface area to cell volume is are correct?
Larger cells will have a greater surface area-to-volume.
