Scientists then used microscopes to develop which of the following major scientific theories?

A. The theory of thermodynamics

B. The cell theory

C. The theory of plate tectonics

D. The big bang theory

Warm air rises at the equator and cold air sinks at the poles creating A) tornadoes. B) hurricanes. C) convection currents. D) the Coriolis effect.

What will happen if you left your plates or tube open to the air for prolonged period of time?

Ecology is the study of what?

Why would the transport of water occur faster on a hot day?

Explain why successful collaborative environmental efforts rely upon partnerships between government, business, and environmental groups.

Jessie and Joe are both carriers of the sickle cell trait which causes sickle cell disease when present in the recessive form. What is the likelihood that they will have 2 children, both of whom have the disorder?

Which organisms are most closely related?

Which of these genes are located on the q arm of chromosome 17?

What do autotrophs do durring photosynthesis?

What is a reproductive strategy? O A. The way that a species hides from prey O B. The way a species produces offspring O C. The adaptations that an offspring passes on O D. The DNA that is passed onto an offspring