Although at first it may seem like an antigen, it's a pathogen.
I believe Mass wasting is caused by weathering and gravity.
Answer:
A. All lipids are insoluble in water.
Explanation:
Macro molecules are also called polymers, which are formed as a result of polymerization of molecules such as carbon, hydrogen and oxygen.
There are four types of macro molecules in the mammalian system which are
- lipids
- nucleic acid
- protein
- carbohydrates
Lipids are macro molecules that do not dissolve in water i.e. they are hydrophobic. they help in the formation of cell membranes and hormones in the body.
This pyramid should answer all of those.