The correct answer is b, antigens
I agree with the other person you answered the answer is B duckweed growth
Answer:
All of the above
Explanation:
The order is Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species.
If it is a smaller one it is always in the ones above it.
Produce nutrients and food, to convert light energy to chemical energy through the process call photosynthesis.
Answer:
here are some:
1) market failure, 2) the tragedy of the commons, and 3) the underprovisioning of public goods. One of the first principles of free markets is that for them to work effec- tively, the full costs of an activity must be borne by the involved parties.
Explanation:
hope this helps <3