In which state of matter does a mineral exist? a) solid
b) liquid
c) gas
d) plasma
e) more than one of these

What are tissues? a groups of tissues that work together b basic units of structure and function c groups of cells that perform the same function d multiple organs that perform a major function

What would happen if the krill were removed from the food web

Describe how a student should adjust the microscope to see the cells on a slide more clearly?