Answer:
B
Explanation:
people usally hde their feeling so no one can be like scared
Answer:
<em>Vaccination helps the body's immune system to build a defense mechanism to guard against the diseases.</em>
Hope its helpful :-)
Answer:
Thoracic spine
Explanation:
Upper back pain occurs in the thoracic spine, which is often described as the upper back, middle back, or mid-back.
Symbiosis describes a close and long-term interaction between different species. In a mutualism, both species benefit; in a commensalism, one species benefits while the other is not affected. In a parasitism, the parasitic species benefits, while the host species is harmed. Commensalism is a type of symbiotic relationship between two organisms where one of the organisms benefits greatly from the symbiosis relationship. The other organism is not helped but is not harmed also from the relationship. It is a one-sided symbiotic relationship.
Examples of this kind of relationship is between the cattle egrets and a cattle. The
While the cattle is grazzing it stir up insects, the cattle egrets eat the insects. The presence of cattle egrets do not harm or help the cattle, while the cattle egrets gain food. Hope this helps!