In the snail pomacea patula catemacensis, n = 13. what is the diploid number for this organism?

Johnny rode his bike to a friend's house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was not able to play. what was his displacement for the total bike ride? how did you determine this? what could we use as a reference point to determine he was in motion during his bike ride? why can you use it as a reference point

Describe the relationship and movement between temperature and density in a convection cell. make sure you identify the direction of travel

Which worm has eyespots that are used to detect light? a fluke b marine worm c planarian d tapeworm