It is believed mitochondria evolved from cyanobacteria aerobic bacteria

What effect does plate tectonics have on organic evolution?

Which of the following best describes what led to London's "killer fog" in 1952? A) Pollution from the air contaminated the water supply which is what killed people. B) Unprecedented high pollution from factories occured and killed thousands.

Why is it important to cooperate with other countries on environmental issues? a. Environmental issues are not always localized. b. Other countries have no environmental issues. c. Other countries have more environmental issues. d. None of the above

Which blow from west to east, following the boundary between hot and cold air? 1. trade winds 2. sea breezes 3. jet stream 4. polar easterlies

In contrast to ectotherms, ectotherms

A new island forms due to an underwater volcano. Birds from the mainland colonized the island. This is an example of a. Behavioral isolation b. Reproductive isolation c. Geographic isolation

What is the differences between prokaryotic and eukaryotic ... ?

A finger-like projection of the cell membrane and cytoplasm use to catch food and/or move (false-foot)

Who was one of the first scientist to use numbers to look for patterns in experimental data

What action should you take when an earthquake occurs?