Answer:
as it settles deeper underwater ph tends to be higher and a sea urchin tends to be more resilient to change
The correct option is A.
Environmental DNA surveillance is used for detection and monitoring of invasive animal species in aquatic and terrestrial ecosystem. The surveillance method provides information for the management personnel about the existence of alien species or outbreak of diseases. Early detection is always crucial in this case in order to prevent fatal consequences.<span />
He is incorrect because a catalyst is a substance that speeds up a chemical reaction so if there is no reaction to begin with a catalyst will not due anything.
Thats quite easy
the first pair always goes on the left. and the second pair goes on top. its like multiplying witu exponents. but this as an example , look at my first box. one capital L on top and the other on the left you put them together. if its capital and lowercase the capital one always goes first then its the lowercase (Ll). parent genotypes are the the two pair given to you.thr offspring genotype is the percent of the kids in the boxes. hope i helped!(:
Continents move because the earths plates keeps pushing against eacother and over