oysters are sessile like clams but do not burrow their foot in the sand. how do oysters anchor themselves to the surface?

The graph shows the solubility of several different salts in water, across a range of temperatures. according to the graph, which salt can dissolve at a concentration of about 60 g/100 cm3 of water at 40 degrees celsius?

Based on the data in your tables, did the light-colored moths have a higher or lower survival rate after the industrial revolution?

When does the circulatory system work with the respiratory system? a. during blood cell formation b. during cellular respiration c. during intestinal digestion d. during a viral infection