Enzymes always contain protein. true or false?

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..

Which muscle is responsible for inhalation ?

Explain how the number of similarities between the embryos from early stage to late stage is used as evidence of a common ancestry