Identify the correct fact about rabies:
A. Human cases of rabies occur frequently in the United States.
B. Post-exposure prophylaxis has prevented human rabies successfully.
C. Outside the United States, the most common vector is Gambian rats.
D. The disease has a low to medium fatality rate.
E. All of the above.

B)Post-exposure prophylaxis has prevented human rabies successfully.

Explanation:

RABIES is one of the viral disease that attack the central nervous system in the body,it's viruses is rapidly spread among organisms when the uninfected organisms come in contact with the infected animal's saliva, it can also be contracted through contact with open wound or stractch.

Any worm blooded animal could be infected with this disease.

Rabies has no cure, and infected animal may dies within five days.

but in human rabies has been prevented successfully by Post-exposure prophylaxis.

The only available test for rabies is to perform examination on the dead animal brain tissue.

answer : haversian

[explanation: -(compact bone is organized as parallel columns, known as haversian systems, which run lengthwise down the axis of long bones. these columns are composed of lamellae, concentric rings of bone, surrounding a central channel, or haversian canal, that contains the nerves, blood vessels, and lymphatic system of the bone)]

he forelimbs below belong to four species that descended in a direct line from the ancestral mammal shown above. of the four descendants shown, which species most likely appeared earliest in evolutionary history?