Which step of an arson investigation involves establishing a command post and ensuring access to a crime scene without disturbing evidence?

a. observation
b. coordination
c. preservation
d. security

Someone me with this: a mineral' is determined by its actomic structure.

Asap indicate the coat color and the proportion of offspring with that color for each of the following crosses of rabbits. assume all are homozygous. alleles: a=agouti, c=chinchilla, a=albino, a is dominant over c and a, c is dominant over a agouti x chinchilla a) 1/2 chinchilla, 1/2 agouti b) 3/4 chinchilla, 1/4 agouti c) all agouti

Diffusion and osmosis are forms of passive transport