The diagram shows a sponge. What is the function of the structures labeled X?

providing protection from predators
fertilizing eggs
filtering and digesting food
stinging prey

According to piaget, children have acquired the cognitive skill of conservation when they're able to a. understand that six ounces of liquid in a jar and six ounces in an elongated tube are equal. b. understand the viewpoint of other people. c. relate objects around them to their own needs. d. realize that the term heavy describes an object one way and the term big describes it another way. it is not b nor c. did this 2 x wrong..

Explain light independent reactions

How would you describe the the organisms in the second row of model 1 that are connected to the parents by a line