What is each step in the food chain called?

Which statement describes john tuzo wilson’s contribution to the theory of plate tectonics?

Which of the following is not a food produced in rainforests? a) coffee b) cocoa c) avocados d) wheat

The picture showed normal blood cells which are around and sickle cells which appear much longer people with sickle-cell suffer from the sickle cell anemia which is inherited diseaseit is caused by a change in gene responsible for production of hemo goblin this type of change is known as an