What is an ecological system called that consists of all of its biotic and abiotic factors?
a. ecosystem
b. habitat
c. community
d. pure culture

What is the answer for the complicated molecules that make up living things usually contain carbon. why is carbon so important in these molecules?

Adoctor is trying to diagnose a patient with dry skin. which of the following resources would be the most ? a magazine ad about soft skin a growth chart online articles about dry skin medical books

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.