Bacterial spores can survive long periods of time in heat, dehydration, and cold because of their:
(a) special enzymes (b) large amounts of DNA (c) specialized cytoplasm (d) thick cell wall.

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 element forms the basis of all organic organisms a carbon b oxygen c hydrogen d nitrogen

Explain why autonomous underwater explorers (aue) will provide entirely new kinds of information about ocean processes