The answer is d
hope this helps
The etiologic agent of the disease must be first identified. The most important thing to know is the source of the organism. Transmission of the disease must be identify to prevent further spread and limit the number of persons with the disease.The route,mode of transmission should be identified. Quarantine of those infected and symptomatic can be done if necessary. The initiation of treatment must be started once infection is identified. Prophylaxis can also given to those individual at risk of acquiring the disease.
Answer:
Blood transports <em>oxygen</em> from the lungs to all cells of the body.
Explanation:
In the circulatory system , a person breaths in air which is then filtered for oxygen an d the rest of the components are discarded through exhaling .
The oxygen is then taken in by air sacks which later combines blood with oxygen , so hemoglobin which is a blood component takes it to form oxyhemoglobin , which runs through the blood vessels , to the cells for consumption .
The cells will then deposit the deoxygenated blood which returns back tot he heart and then lungs for oxygenation .
Answer:
all are true
Explanation:
this is because middle ear start from the ear drum,,,and all those are associated with ear ossicles.
Answer:
Explanation:
The vertebrate land invasion refers to the aquatic-to-terrestrial transition of vertebrate organisms in the Late Devonian epoch. This transition allowed animals to escape competitive pressure from the water and explore niche opportunities on land. Fossils from this period have allowed scientists to identify some of the species