They didn't evolve. They were CREATED to be just the way they are right from the start and are no different now.
yes dog tails can be diffrent shapes some can be straight curly or not have a tail at all.
Different plants have different shapes of leaves. Some have jagged edges.
You could have different parts of the cell representing different parts of a school. For example, have the cell wall as the walls of the school, then have the chromoplasts as windows or something. Just think of different parts of a school and tie it in with the parts of a cell. Use your imagination!
For budding, the parent cell stays but for cell division, the parent is split into two.
All penguin weigh different amounts. As well as size, colors, and shapes
Their different shapes help them to perform their various functions (jobs)
Cells are different shapes and sizes because they have different functions. The functions dictate the shapes and sizes.
Why are humans different shapes and sizes? Every living thing is different (More or less)
Cell shapes are Genetically Determined by and through Biochemistry.
There are some shapes of different cell in which three can can be define like this EEpithelial cells, which can be squamous (flat), Columnar (tall & skinny) or Cuboid (Squarish).Term papers
Plant cells usually have a fixed shape while animal cells usually have an irregular shape. Plants do not have bones unlike animals and thus have a cellulose cell wall to cause the cell to have a fixed shape. Thus, cell shapes are different for each cell.
The goldfish did not evolve naturally and in nature. Goldfish did however evolve with the assistance of man who selectively bred and developed them to have the different colours and shapes they now have.
Cells come in many different shapes.
plants cells are very different. the main difference is: the plant cell has a cell wall and the animal cell doesn't. also their shapes are different.
They have different appearance because they work for different appearance because they work for different parts of our body, and their function is different.
As populations of organisms evolve, different properties of their cell membranes are selected for or against.
because of the varying shapes of the nucleus, which is usually lobed into three segments.