Lucia is given a picture of several cells. her task is to identify the cells as plant or animal cells. how can she pinpoint the cells that are plant cells? a) she should look for a cell membrane surrounding the cell. b) she should look for cytoplasm that is filled with organelles c) she should look for a large nucleus in the center of the cells. d) she should look for ovals full of green dots called chloroplasts.

Charles darwin published his theory of evolution in 1859. in what way foes modern evolutionary theory differ from the theory as proposed by darwin? a) darwin inferred that individuals can evolve, but modern generic science has shown that this is not true. b)darwin inferred that individuals do not evolve, but modern genetic science has shown that this is not true. c)modern science has disproved most of darwin's original theory of evolution, because darwin knew nothing about generations and their role in heredity. d)generic studies have shown that gene expression and other factors operate along with natural selection, but most of darwin's theory has been supported by modern science.

The ancestors of plants that lived in water had plenty of water for the young. angiosperms are a group of land plants that evolved a reproductive trait for living on land. this trait protect young plants by allowing them to grow only when water is present and the conditions for healthy development are right. what trait most likely young angiosperms in this way?

Which measure of an earthquake depends on how close you are to the focus?