Do protists have cell walls? if so, what is it made of?

How does the author's purpose in this passage differ from an author writing about her personal struggle living with asthma?

How does deforestation affect the water cycle? a. it increases the amount of runoff b.it increases the amount of percolation c. it increases the amount of transpiration d. it increases the amount of precipitationa it increases the amount of runoff

Hybrid instruments that play sounds that are part sampled and part synthesized are known as: