The _[blank]_ is the zone where no sunlight penetrates the water.

biotic zone

sunlight zone

aphotic zone

intertidal zone

Explain why there are relatively few fossils dating from before the cambrian period

Which of the following accurately describes ionic bonds? O A. Electrons are transferred from one atom to another. O B. Electrons are shared between two atoms. O c. Protons are shared between two atoms. O D.

What is determined by genes? A. the lifestyle of an organism B. the learned traits of an organism C. the inherited traits of an organism D. acquired characteristics

What is the major digestive function of the pancreas?

How would your movement change if your vertebral column was one long bone?

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