6. What determines WHERE bone tissue is formed? Select one: O a. places where you think the bone cells should grow O b. places where there is too much bone O c. places in the body where muscles put stress on the bones O d. places in the body where little stress is put on the bones

Explain why phospholipid molecules form a bilayer. (3 marks)

Which is an advantage of having memory cells when a pathogen is encountered for a second time. a) the memory cells are what proliferate into clones of cells in response to the binding of an antigen. b) memory cells are vital to the primary immune response in that they immediately recognize pathogens even at the first encounter. c) memory cells are essentially effector cells that are short lived and attack antigens even without having a receptor specific to that antigen. d) it ensures that more lymphocytes with a receptor specific to a particular antigen will be present than in a host that had never encountered that pathogen.

Iwill mark brainliest and all that sha-bang. what is the function of the endocrine system? a. control longer term response in the body. b. transmit messages throughout the body. c. remove waste from the body. d. all of the above