Which of these describes a method in studying plate movements? observing absence of magnetic rocks in locations that do not match the poles match relief elements only on the western side of the atlantic ocean recording the spread of the seafloor in the mid-atlantic region correlate the rotation of earth to plate movement

What kind of seafood would you expect to have the highest levels of mercury and why? kelp, because they use the sun to photosynthesize on the bottom trophic level. oysters, because they filter feed on plankton on a lower trophic level. small fish, because they eat plankton on a higher trophic level. sharks, because they feed on organisms on a higher trophic level.

Which codon is the code for the amino acid histidine (his)?

The carbon cycle is best defined as a process in which a. carbon changes from inorganic forms to organic forms and back b. carbon is changed into other elements such as oxygen or nitrogen c. carbon is continually created from the sun’s energy by plants d. carbon is consumed and regenerated from other elements such as oxygen and nitrogen