Suppose you have the following set of data: 4 kg, 4 kg, 6 kg, 8 kg, 13 kg what is the mode of the data set? a. 4 kg b. 6 kg c. 8 kg d. 13 kg

Enzyme speed up chemical reaction are which type of marcomolecule? a. carbohhydrates b. protiens c. lipids d. nucleic acids

Which of the following statements is true? 1. the mantle of the earth is made of solid nickel and iron. 2. the crust of the earth is made of solid nickel and iron. 3. the inner core is made of solid nickel and iron.

Select the correct answer from each drop-down menu. in an experiment, dr. travis examined the effects of calcium intake on osteoporosis, a condition that causes an increased risk of bone fractures. the amount of calcium is variable. the risk of bone fractures .