Which of these principles is common to both lamarck’s and darwin’s theories of evolution?
species developed new features in order to survive in a changing environment.
all organisms are related to and descended from a common ancestor.
environment selects who will survive by allowing the best adapted organisms to survive.

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.