Answer: A. The fossils cam from the same organism
Hope this helps!
Explanation:
Answer: Chemical bonds
Explanation: an atom has a positively charged nucleus surrounded by a cloud of electrons.
The appropriate answer is D. Alfalfa. Alfalfa is a legume and these plants play a key role in the nitrogen cycle. These plants house nitrogen fixing bacteria on their roots. The bacteria are housed in tiny round structures of leguminous plant roots. Once the nitrogen is fixed in the soil it can now be used by other plants to make food. These plants include beans peas and peanuts. <span />
