Please answer correctly asap, thank you! Fill in the blank..
The moon takes to revolve around the Earth.

ANSWER CHOICES:

A. 27 days
B. About a month

What is the primary goal of human communities?

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.

Explain how sequences of amino acids in proteins can be used to reveal relationships among organisms.