Answer Key — 21.3 The Ecology Of Protists

Which site has the worst water quality? Support using protist ecology.

A “red tide” is dangerous to marine life because it: 21.3 The Ecology Of Protists Answer Key

Many protists live in close relationships with other organisms. These relationships can be beneficial or harmful. In mutualism, both the protist and the host benefit. Which site has the worst water quality

: These are photosynthetic algae found near the surface of the ocean. They conduct approximately 25% of the world's photosynthesis . 21.3 The Ecology Of Protists Answer Key