There are over 7,000 different types of proteins in typical eukaryotic cells; the total number depends on the cell class and function.

My go-to prebikini flat-ab move is the plank, all different types.

Different times need different types of leadership.

I get to partner up with all different types of opportunities.

Basically, when you look at different types of cells, such as fibroblasts, which form connective tissue, or epithelial cells, from saliva, you see general correlations within a person. If telomeres are up for one cell type, they're up for others overall.

We do need different types of propulsion to get to Mars. I wrote one of the first Ph.D. theses on that in the 1960s.