The rock pocket mouse and human skin color are examples of evolution in that they both? a have the MC1R gene and melanin differences
b the environment and nature affects which color is more fit
c there is an advantage of being one color over another
d all of the above

primary succession occurs in essentially lifeless areas regions in which the soil is incapable of sustaining life as a result of such factors as lava flows, newly formed sand dunes, or rocks left from a retreating glacier. secondary succession occurs

she will be charged $6

step-by-step explanation:

48 dollars divided by 200 beads equals .24 dollars a bead

.24 multiplied by 25 more beads equals 6 dollars as the total cost