The burning of fossil fuels contributes to the addition of greenhouse gasses to the atmosphere. These gases trap thermal energy in the Earth’s atmosphere. Which of the following would be the most reasonable changes that could result from an increase in the burning of fossil fuels? * a. The air all over the globe would become dirtier.
b. There would be a global rise in temperatures.
c. Ecosystems would become more diverse.
d. Rates of photosynthesis would decrease.

Indicate whether the following statements about the biases in the fossil record are true or false. a) inland species are more likely to be preserved than marine species b) organisms with hard body parts are more likely to be preserved than are those composed soft tissues. c) species that existed over a larger area are more likely to be preserved than species existing over a smaller area. d) organisms that lived very long ago are more likely to be found as fossils than organisms that lived relatively recently e) the fossils of larger organisms are more likely to be found than the fossils of smaller organisms

What is the next step in the process after a substrate enters the active site of an enzyme

Describe the relationship and movement between temperature and density in a convection cell. make sure you identify the direction of travel