Freshwater harmful algal blooms have the ability to produce toxins that are dangerous to other organisms as in livestock , humans , and dogs .
Answer:
Mutations are changes to an organism's DNA that create diversity within a population by introducing new alleles. Some mutations are harmful and are quickly eliminated from the population by natural selection; harmful mutations prevent organisms from reaching sexual maturity and reproducing.
Explanation:
you can find the answer by dividing the total distance it travels by the total time elapsed in its travel.
found : http://www.answers.com/Q/What_is_an_object's_total_distance_traveled_divided_by_the_total_time_it_tr...
I believe it is D) He showed that DNA is a transforming factor.
because,
Humans DO have DNA
Viruses DO have DNA
Traits CAN be inherited
so the only one left is D)
Water gets there through xylem and phloem. The xylem bring it to the leaves and the phloem brings it back down