B) cod is the answer im sure
Answer:
Specialized cells are the cells though they are similar, but cells differ in size, shape and depending upon their function in body.
Example of specialized cells are: Blood cells, Nerve cells, Reproductive cells.
Tissues are made up of specialized cells, those tissues make up organs, organs make up system and systems make up bodies.
The answer is, Pericardium.
Answer: corals, crabs, oysters and urchins
Explanation:
The determining factors are; climate, environment, and Human Activity.
P.S.: try those...lmk if they are right ;)