Which microscope creates an image of the of the surface of a sample

Which statement best describes a keystone species? o a. it has littlelmenetic variation. it has an extremely high population. 0 b. 0 c. it remains unaffected by all environmental changes. od. it has a strong influence on the ecosystem. 0 e. it's the first species to populate a new ecosystem.

Which image shows labeled organelles that are present only in plant cells?

Advances in technology have enabled scientists and researchers to better study the evolutionary relationships between species