Lionel is replacing the kerosene in a heater. What should he avoid? A. flames B. electricity C. water D. freezing temperatures

What two factors show us how bright the store looks from earth

Explain how it would be possible to have a change in a single base of DNA, but have the protein NOT change and be functional.

Discuss the difference between mental illness and mental disorders give brief examples.

Main function of connective tissue

Explain how photosynthesis and cellular respiration are like opposites with respect to their equations.

Which two inner planets have water in the form of ice?

Which sentences describe star clusters?

Which of the following is an advantage of nuclear energy over fossil fuels? A. Eliminates the need for mining. B. Uses a renewable energy source. C. Releases less CO2 waste products. D. Releases more CO2 waste products.

A cell with 46 chromosomes inside itsnucleus goes through one round of mitosis and cytokinesis. How manychromosomes are inside each of the two resulting nuclei?

The theory that explains how the earths surface is made up of moving rocky plates is called: A. Supercontinent B. Plate tectonics C. Sea floor spreading D. Continental drift