To meet cellular needs for food, water, energy, and waste removal, multicellular organisms have developed various specializations, such as organs and organ systems. a. parental b. dietary c. structural d. reproductive

Consider the skeleton. which skeletal system is represented by the shaded portion of the skeleton? spongy skeleton compact skeleton axial skeleton appendicular skeleton

What element is able to combine with itself and hydrogen to form large molecules ?

What molecules will be best used to compare different species with the exact same sequence of amino acids? why would two species have the same protein even if the molecules in question is different? (hint: transcription to translation to protein).