When a community is distrubed to the point that most or all of its species are eliminated, a process called occurs in which the area undergoes a series of changes in species composition as newer communities replace older ones?

Provide one reason why mitosis occurs.

What is the farthest destination to date for a human spaceflight mission?

Which part of the neuron below is indicated by the arrow, and what is its function? hormones send chemical signals throughout the body to regulate other body processes. hormones are chemical signals that are sent throughout the body to regulate other body processes. hormones send electrical signals throughout the body to regulate other body processes. hormones are electrical signals that are sent throughout the body to regulate other body processes.