What is one event that marks the end of the mesozoic era?
a. origin of birds
b. origin of mammals
c. extinction of dinosaurs
d. extinction of angiosperms

In what layer of the sun is energy transfers between atoms

Lymphatic vessels remove excess fluid from tissues. often after mammexront( the surgical procedure to remove of all or part of a breast) the lymphatic vessels draining the arm are damaged. explain a consequence of this damage. what can be done to reduce the symptoms?

Did you know that a single bee would have to go to over 2 million flowers to make a single pound of honey?