Birds evolved directly from:

A) dinosaurs

B) mammals

C) amphibians

D) fish

Which foosils are usually discovered at the top of the rock

What element is found in both DNA and RNA

How do a bee and human have similar ideas of beauty?

Prior to mendel: a. humans observed, manipulated, and understood heredity and how it worked. b. humans observed and manipulated heredity; however, they did not understand how it worked. c.

A volcanic eruption takes place in a location. Ash and gas are sent out into the air. Lava flows down the volcano into human habitation. Which Earth systems interact during this process? a.) geosphere, atmosphere, and biosphere B.

A population of snail darters is drastically reduced by the introduction of a large predator fish into an isolated stream. the predators eat almost all darters less than 5cm long. this is an example of a. the bottleneck effect b.

Which person is most likely to be infected when exposed to foodborn pathogens

What would we expect from a jit plant as compared to a plant that does not use jit?

You should begin a new investigation A. by making up the data that you will report later. B. by reviewing related work done by others. C. by using only your opinion on how the investigation should be done.

Dr. ring studies inquiries about a person's behavior from a approach that focuses on physical processes and chemicals, such as hormones, linked with behavior. it is most likely that he uses which approach to psychological research