Which of the following is an example of a nonrenewable resource? a) natural gas b) aquaculture c) tidal energy d) water

Which statement is true about the cell theory? a) it is well-supported by evidence. b) it is unchangeable and permanent.

Based on anatomical similarities, to which modern animal is dr. digger’s creature most closely related?

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