The percentage of people living in cities is expected to decrease by the year 2030.
true or false

Atypical human cell is approximately 12.00 μm in diameter and enclosed by a membrane that is 5.000 nm thick. (a) what is the volume of the cell including the membrane? (b) what is the volume of the cell membrane? (c) what percent of the total volume does its membrane occupy? to simplify the calculations, model the cell as a sphere. enter your answers using four significant figures.

Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?

What makes a dominant allele different from a recessive allele