Which system is represented by the diagram below?

endocrine
exocrine
respiratory
immune

What macromolecule is produced during translation? a. carbohydrate b. rna c. dna d. protein

The cluster of developing cells from conception until birth is called an

Which member of the following food chain will be least affected by ddt, a pesticide water pollutant, if bio-magnification is occurring? algae> zooplankton> crayfish> leopard frog> large mouth bass