Oils produced by your skin fall under which category of macromolecules? a. nucleic acids b. proteins c. carbohydrates d. lipids

An ecologist is studying the effects that a population of predators is having on a population of a prey. he used data from the field to produce this graph. which conclusion can draw from the graph?

Which of the following is an effect of the uneven heating of the earth by the sun? a sea breeze a land breeze a convection current all of the above

Is a measure of the different types of organisms in a community. question options: tertiary secondary primary none of the above