A type of cellular transport is shown. Which description best identifies this type of cellular transport?

The circles, or orbits, for electrons are called energy levels. each level can hold only a certain number of electrons. add electrons to each level until you can't add any more. how many electrons can each level hold?

How would you describe the the organisms in the second row of model 1 that are connected to the parents by a line

Which of the following would involve looking at different structures of organisms and comparing how similar they are? a. vestigial structuresb. radiometric datingc. homologous structures