Suppose that one of the substances they’re testing turns bright red when they add a few drops of Sudan stain what is the basic molecular structure of the substance

answer; bodies of water store heat during the day and release it at

i thinking chemical change

many other transport proteins, often called pumps, move materials against a concentration gradient. active transport drives molecules across a membrane from a region of lower concentration to a region of higher concentration. this process, shown in figure 5.1, uses transport proteins powered by chemi- cal energy.

b. climate change will cause an increase in biodiversity of all ecosystems.

hope this