All of the following statements concerning drugs and supplements are true except: a. many drugs and supplements are ineffective and expensive. b. many supplements and drugs are frequently used to improve performance and appearance. c. supplements and drugs both undergo stringent government testing. d. supplements and drugs can both cause unwanted side effects.

Compare the depth of field when focusing with low power and high power. which power has the greater depth of field?

The table below shows the number of foot bones in some horse fossils. horse fossil recordhorse fossil number of foot bonesp 19q 17r 24s 13ancient horses had more bones in their foot then present-day horses. the present-day horse has 11 foot bones. what is the correct order of evolution of the horse starting from the youngest fossil? a. q p r s b. s r p q c. s q p r d. r p q s

Use the distance formula to determine weather each pair of segments have the same length