An example of reaction to stimulus

A boy selling aflower

B Eye blinking due to smoke in the air

C person tapping on the shoulder of a freind

D loud clap of thunder following lighting

How would the amount of available energy differ in the trophic level of the mouse compared to the trophic level of the hawk? a. Available energy would increase from the mouse to the hawk. b. Available energy would decrease from the mouse to the hawk.

To provide oxygen to the cells and remove carbon dioxide is the purpose of what anatomical system?

The process of dna transfection is always 100% successful. True or false?

Compare ponds, lakes, and stream pools.

How do producers get the chemical energy they need to live and grow

Which nitrogen containing base is found in rna but not in dna?

The number of proteins in its nucleus determines an atoms

In cats, some are black, some are orange, and some are calico. All calico cats are always female. This trait represents two inheritance patters. list which two and explain how you know

Which type of organism would not be included in the domain eukarya?

If one link in the chain of infection is missing, an infection can still spread. True or false