Plants respond to changes in their environment. The growth of a plant in response to a stimulus is called a (n):

A: Hormone

B:Stimulus

C:Auxin

D:Tropism

What form of research provides the best evidence of the evolutionary relationship between two hominid species?

In which part of the color spectrum is the loss of color vision most likely to occur?

How many hydrogen atoms are present in each water molecule

Construct a food web, and explain the interactions of the organisms that compose it

You are a geneticist studying a mutation that results in dwarfism in a particular species of fish. You wish to determine whether the mutation is dominant or recessive, so you carry out several crosses with animals captured in the wild: Parent

What are at least 5 important words associated with the water cycle? What do they mean? Why are they important?

Which of the following organisms is NOT a protist? a. water molds c. Amoebas (protozoans) b. Escherichia coli d. Diatoms (algae)

A 56 year-old pro golfer is having mohs micrographic surgery for skin cancer on his forehead. the surgeon performs the surgery with two stages. the first stage includes 4 tissue blocks and the second stage includes 6 tissue blocks.

13. Excess salt is removed from the body through sweat glands in the skin, This is an interaction between systems.

a cell with 5% salt concentration is placed in a beaker with 1% salt concentration. what will happen to the cell over time