Which one of the following steps would be included in the primary response in humoral immunity?

Chicken pox and hepatitis are bacterial diseases. true or false?

Lymphatic vessels remove excess fluid from tissues. often after mammexront( the surgical procedure to remove of all or part of a breast) the lymphatic vessels draining the arm are damaged. explain a consequence of this damage. what can be done to reduce the symptoms?

Which of the organisms listed below performs nitrogen fixation? a. legumes b. plants c. bacteria d. fungi