The muscle that has the best capability to slide the mandible forward relative to the skull is the: a. digastric muscle (anterior belly)
b. temporalis muscle
c. external pterygoid muscle
d. internal pterygoid muscle

The images show fossils of a modern bird and two extinct organisms (a tyrannosaurus rex and an archaeopteryx). based on the structure of the three organisms, it can be concluded that . the archaeopteryx and bird have wings, while dinosaurs have limbs. so, it can be concluded that .

Chicken pox and hepatitis are bacterial diseases. true or false?

Which blood cell spend most of their time in the lymphatic system?