Question

Some levels of organization in a multicellular organism are shown in the sequence below.

A → cells → tissues → B → organ systems → organism
Which terms represented by letters A and B would complete the sequence?
(1) A–gametes; B–zygote (3) A–organs; B–organelles
(2) A–zygote; B–gametes (4) A–organelles; B–organs

Answer 1

(4) A–organelles; B–organs works since organelles make up cells and organs make up organ systems.