What caterpillar is this he is striped on the short way with black white and yellow and the i put a stick near him orange things stick out of his head what is he please tell me

Synovial fluid serves as a lubricant to prevent friction between two parts that move on each other such as in the case of and bones.

Some plants have reproductive structures that them reproduce using natural forces or animals. how does the reproductive structure shown here ensure the reproductive success of plants?

The following statement about pathogens are true except for one, which statement is not true? a. pathogens belong in the human body b. pathogens can cause infectious diseases c. some pathogens can be classified as animals d. pathogens can multiply inside a host organism