What would exhibit primary succession? *a bare rock exposed
by a retreating
glacier
*an abandoned farm
after a fire
*newly flooded land
after a storm
*a clear-cut forest
used to make paper

What are some aquatic organisms that live in cold water temperatures?

Explain why phospholipid molecules form a bilayer. (3 marks)

What do isotopes of uranium have the same number of? what do they have a different number of? a) same number of protons; different number of electrons b) same number of protons; different number of neutrons c) same number of electrons; different number of protons d) same number of neutrons; different number of protons