The circulatory system of organisms carries nutrients throughout the organism. which cell structure has a similar function? a.) cytoplasm
b.) large central vacuole
c.) endomembrane system
d.) mitocondra

Asnail, elodea (aquatic plant), or both were added to the tubes and they were stoppered. tubes were placed under a grow light for 24 hours and the results recorded. the test tubes were then covered for 24 hours to produce a dark environment and the results recorded. which statement best explains the change in test tube d from the light setup to the dark setup.

In this experiment you were asked to present three possible mechanisms. describe those mechanisms here and include drawings of those mechanisms. how will the bromination of trans-cinnamic acid and trans-stilbene allow you to distinguish between the three possibilities? what would you expect to find in your data in each scenario?

How do you transfer mrna into codons ? i'm so confused : (