Is the whales largest animal on earth have larger cells than humans why?

It's a common misconception that larger animals have larger cells. The size of individual cells doesn't significantly increase as animals get bigger.

Here's why:

* Surface Area to Volume Ratio: As cells grow larger, their surface area to volume ratio decreases. This means there's less surface area available for nutrient uptake and waste removal. Larger cells would become inefficient and struggle to function.

* Diffusion Limits: Cells rely on diffusion for nutrient transport and waste removal. Diffusion is slower over longer distances. If cells were significantly larger, diffusion wouldn't be able to keep up with the needs of the cell.

* DNA Replication: Larger cells would take longer to replicate their DNA, which is necessary for cell division. This would slow down growth and repair processes.

Instead of having larger cells, larger animals achieve their size by having:

* More cells: They simply have a greater number of cells, but the individual cell sizes remain relatively consistent.

* Specialized cells: Different cell types have different sizes and functions to support the overall organism.

In summary: Whales are large, but their individual cells aren't larger than human cells. They achieve their size by having more cells and a greater diversity of cell types.