Which of these is an organism? a. virus b. heart c. bacteria d. lung

During the first month of development, how many layers of cells make up the embryo? a. 1 b. 2 c. 3 d. 4

What kind of wound occurs the skin scrapes against a hard surface and tiny blood vessels break in the outer layer of the skin

When a physician treats a medicare patient for a fractured femur and supplies the patient with crutches, two claims are generated. the physician's claim for the fracture care is sent to the , and the claim for the crutches is sent to the .?