On a trip to a wildlife sanctuary, nathan found a piece of rotting log. he took a sample from the log to examine in his laboratory. the organism he found was eukaryotic and could not photosynthesize. it also had a cell wall. what type of organism was most likely feeding on this sample? a. plant-like protist b. animal-like protist c. fungus-like protist d. archaea e. bacteria

Examine the two squirrel populations in the accompanying figure. the populations are separated by a geographic barrier. if after a long period of time the two species are no longer separated, what evidence is needed to determine if speciation has occurred? the figure shows two populations of squirrels separated by a geographic barrier. examine the two squirrel populations in the accompanying figure. the populations are separated by a geographic barrier. if after a long period of time the two species are no longer separated, what evidence is needed to determine if speciation has occurred? the figure shows two populations of squirrels separated by a geographic barrier. polyploidy is creating new species. the two populations are not interbreeding freely. hybrid offspring of the two populations begin to appear. one species will increase into a population size twice as large as the other species.

Which organelle breaks down sugar molecules that supply energy to the cell ?

What is it called when part of a cell membrane closes around a molecule to allow the molecule to enter the cell? a. passive transport b. diffusion c. endocytosis d. exocytosisc. endocytosis