Richard is a geologist, a scientist who studies the processes that shape Earth. Maria is a biologist, a scientist who studies the variety and behaviors of different plants and animals. Why are they both able to use the scientific method while studying such different subjects?

i believe the answer is a or 1

the "dirty dozen" chemicals banned in an international treaty are formally known as persistent organic pollutants, or pops. the united nations environment program provided this background on what they are and what they can do to humans and wildlife.

i hope this

meiosis is the first to occur after the nuclei of opposite of opposite mating types fuse

transformative rocks are the stones that emerge from the transformation of existing rock composes in a procedure called changeability, implies changing of structures. transformative rocks are shaped from alternate shakes that are changing a result of warmth or weight connected. one of this model is the earth developments that making rocks profoundly cover or crushed which will make the stones warmed and put under awesome weight. they are not softening but rather the minerals they are containing are changed synthetically that will shape transformative rocks. now and again different rocks are shaped when the others are near some liquid magma and getting warmed.