Which of the following are examples of wetlands?
a. marshes and lakes
b. marshes and swamps
c. swamps and lakes
d. swamps and rivers

answer: - b cells

explanation: -

so, the b cells mediate their action by identifying the antigens present on the surface of the pathogens and then producing antibodies in return to mediate its effect.

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.

the titanic would be the correct answer

i believe it is c: genes for body color and wing size are inherited separately from each parent.