The tectonic plates<span> are made up of </span>Earth's<span> crust and the upper part of the mantle</span>layer<span> underneath. Together the crust and upper mantle are called the lithosphere and they extend about 80 km deep.</span>
The answer is B
A keystone predator would increase niche diversity and help reduce niche competition <span />
Electric Current. Here are some more words to meet the requirements.
A great amount of Antarctic animals feed on them. Whales, penguins, fish, birds, etc. They eat phytoplankton.
<span>the part of science that deals with microorganisms</span>