The crude growth rate, r, of a population is calculated by A
multiplying the existing population size by life expectancy
B
dividing the crude birth rate by 2
С
dividing the doubling time by 70
D
adding the crude birth rate to the crude death rate
E
subtracting the crude death rate from the crude birth rate

Which statement best describes lymph? a. a clear fluid that carries proteins, water, white blood cells, fat, dead cells, and toxins that drain from the fluid between the cells of the body b. a clear fluid in the cells that to secrete and transport hormones from one region of the body to another c. a thick, opaque, and yellowish fluid that is present when there is an infection in the body d. a clear, liquid component of blood that contains red blood cells, white blood cells, platelets, and iron