PLZ HELP I HAVE ONLY 20 MINS 1) what do the purple loosestrife eat and what eats the purple loosestrife?

2) What are some other species that occupy the same niche (eat the same things, use the same resources, etc) in the environment? In other words, what does it compete with?

What causes an unsaturated fatty acid to have a different shape than a saturated fatty acid? o a. unsaturated fatty acids have more hydrogen atoms. o b. unsaturated fatty acids have double carbon bonds. o c. unsaturated fatty acids have more nitrogen atoms. o d. unsaturated fatty acids have single carbon bonds.

What causes the force that pushes magma from the magma chamber through the pipe and vent of a volcano?

What was the land like over 500 million years ago? what was under the sea?