In pea plants, round peas (r) are dominant to wrinkled peas (r). you do a test cross between a pea plant with wrinkled peas (genotype rr) and a plant of unknown genotype that has round peas. you end up with three plants, all which have round peas. from this data, can you tell if the parent plant is homozygous dominant or heterozygous?

4.06 hc)a five-year review of threats to the southern resident orca population of the united states concluded that the top threats were prey availability, contaminants, and effects from recreational and whale watching vessels. further down the list are oil spills, disease, and effects from commercial vessels not targeting whales. how might this list be different if it were for transient whale populations, which have a larger average population size and live farther offshore in open waters? a)the transient population is more likely to be affected by contaminants. b)the transient population is less likely to be affected by whale watching vessels. c)the transient population is more likely to be affected by disease. d)the transient population is less likely to be affected by prey availability.

Paint and solvents pose no potential hazard to human health. select the best answer from the choices provided t f

How water is moving through the ecosystem ?