Answer:
Fish
Explanation:
Fish are vertebrates and only have a single loop-circulation system.
I believe that the most common antibody switch is from IgM to IgG.
Class switching occurs by a mechanism called the class switch recombination binding. It is a biological mechanism that allows the class of antibody produced by an activated B cell to change during a process known as isotype or class switching. The mechanism changes a B cell's production of antibodies from one form to another, such as from the isotype IgM to the isotype IgG.
Performance of physical activity, intake of food and water, body temperature, illnesses or diseases, etc.
answer:
The ionic bond is a bond between a metal and a non metal while a covalent bond is one between two non metals
Answer: transpiration
Explanation:
when water leaves from trees or shrubs its called transpiration
