need answer asap. as children grow older, their bones grow too. the growth of the long bones happens in a plate near the end of each bone. what happens to the cells of cartilage in a growth plate? a. cartilage cells are replaced by bone cells. b. cartilage cells lengthen to stretch out the bone. c. cartilage cells expand and become spongy bone cells. d. cartilage cells move into spongy bone as bone marrow.

Compare and contrast region e in the illustration above with region d. describe the physical characteristics of each region.

What best explains whether bromine (br) or neon (ne) is more likely to form a covalent bond? bromine forms covalent bonds because it has seven valence electrons, but neon has eight valence electrons and already fulfills the octet rule. bromine forms covalent bonds because it has many electron shells, but neon has only two electron shells and is tightly bound to its electrons. neon forms covalent bonds because it can share its valence electrons, but bromine has seven valence electrons and can gain only one more electron. neon forms covalent bonds because it has only two electron shells, but bromine has many electron shells and will lose electrons in order to fulfill the octet rule.

What material did the moon come from?