Aliquid that is being heated at lakesha's lab table catches fire. which action should lakesha take first?
call 911 on a mobile phone
leave the lab table to find the fire alarm
look for the fire extinguisher to put out the fire.
alert everyone in the lab while stepping away from the fire.

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.