Which of the following measures the number of atoms or molecules of that specific substance a.) subscripts b.) coefficients c.) numerals d.) descriptors

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.

What is the process of a new plant growing from its seed into a seedling? primary growth fertilization pollination germination

Consider the venn diagram of plant reproduction. where in this image, areas a - d, would you insert the picture of the orange lily?