For an x-linked gene, there are two alleles, a and a. in a certain population, there are 25 homozygous dominant females, 10 heterozygous females, no homozygous recessive females and 30 males with the recessive allele and 20 males with the dominant allele. what is the frequency of the recessive allele (q) in this population?

How many cells are our body made of ? ♡

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.

Blank is a rock with a find dark texture that makes up the oceanic crust