What can be learned about fossil using relative-age dating? a. its age in years. b. its age compared to other fossils. c. its age based on radioactive decay?

One important development during the 3rd trimester that will insulate the infant against changes in temperature is a. the deposition of fat under the skin b. the closing of the septum between c. the atria of the heart d. the beginnings of lung functioning e. the beginnings of light and sound sensing

Asap many people try to eliminate fat from their diets which is one reason it is necessary for humans to eat fat a) fat is the only way to get energy b) every cell in the body must contain fat c)fat stores less energy than polysaccharides d) saturated fats make blood vessels healthier

Which is the following can combine in a cell to convert a lower-energy molecule into a higher-energy molecule?