<u>Mutualism</u>. Both species directly benefit from one another.
It would have to be ciliophora because of the hair-like structures.
Answer:
Scientists have identified a key difference in the way our immune systems respond to viral and bacterial pathogens. ... These hormone-like molecules control communication between cells to trigger defensive action by the body's immune system when pathogens such as bacteria, viruses, or parasites are detected.
Explanation:
Draw the napa fires affecting homes, vineyards, etc. It's had a huge impact on California and its economy. :)