Imagine that all plant life on earth was suddenly wiped out. What effect would this have on the atmospheric gases and how would this ultimately affect earths climate?

Which of the following is a macronutrient? carbohydrates lipids amino acids all of the above

Can bacteria reproduce in a way such that when you start out with two bacteria, you get five bacteria? why or why not? * a. yes, because bacteria reproduce sexually, and can produce any number of offspring, just as humans do. b. no, because bacteria grow at an exponential rate. c. no, because when bacteria reproduce, they split into two parts, and two bacteria splitting would result in four bacteria.

Explain how scientists use geologic time to determine the age of landforms.