Why are eukaryotic cells more complex than prokaryotic cells?

Parasitism could be considered a form of which of these types of relationships? -mutualism -commensalism -predator-prey -mimicry

When a person is exercising the body needs to deliver increased amounts of oxygen to the muscles which component of blood ensures that the muscles will receive it

Fungi are classified into how many groups? a. 1 group b. 2 groups c. 3 groups d. 4 groups