The diagram shows an experiment on osmosis. Which arrow shows the direction of the net movement of water at the start of the experiment?
Small molecules are used as the basic units in the synthesis of large food molecules. Small molecules are used as the basic units in the synthesis of large food molecules.

Analogy- 1 is to arete as 5 is to cirque horn glacial valley hanging valley

The gene that causes sickle-cell disease is present in a higher percentage of residents of sub-saharan africa than among those of african descent living in the united states. even though this gene causes sickle-cell disease, it also provides some protection from malaria, a serious disease that is widespread in sub-saharan africa but absent in the united states. discuss an evolutionary process that could account for the different percentages of the sickle-cell gene among residents of the two regions.

What do all macromolecules have in common with each other? oa. they all are formed from the same elements.ob. they all have major roles in cell membranesoc. they all act as catalysts in the body.od. they all have peptide bonds between carbon atoms.