Answer:
(especially of a leaf or shell) having a round-toothed or scalloped edge
Explanation:
Answer:
D
Explanation:
Nuclear energy talks about all this
Answer:
Commensalism
Explanation:
Commensalism is when one organism benefits and the other doesn't benefit and is also not harmed. The tree is helping the orchid and the orchid isn't benefiting or harming the tree.
Invasive species or environment
