If a DNA sample has 57 guanines how many cytosines should there be

In a cladogram' when does a group of organisms branch off

Describe the function of the endomembrane system? what organelles are involved?

The picture shows a location in india that is very dry and arid. notice the tall mountains in the background; you can find high amounts of vegetation on the other side of the mountains. which statement is most likely true for this area?