Biomagnification and mercury concentrations in the ocean most often occur A. Throughout the food chain
B. In larger fish such as tuna and swordfish
C. In smaller fish such as herring and mackerel
D. In crustaceans such as crab, shrimp ,and lobster

How is the male reproductive system different from other body systems? it isn’t necessary to vital signs. it monitors other body systems, and adjusts if necessary. it transports items from one system to another. it is the only system that produces hormones in the male.

In iceland, the mid atlantic ridge runs through the center of the contry. what can you conclude about the apperence of iceland many thousands of years from now?

Plz ! for many generations farmers in north america have been choosing to cross corn plants with large ears of corn each year this results in the new generation of plants also growing large ears of corn. what is the technique called? a. selective breeding. b. natural selection. c. mitosis. d. asexual budding.