Calcium oxide (CaO) forms when an atom of calcium loses two electrons, giving it a + 2 charge and an atom of oxygen picks up two electrons, giving it a - 2 charge. What is calcium oxide?

Describe a positive feedback system that effects earth temperatures in your own word

If you were to inject a substance that prevents the hypothalamus from releasing gnrh near the end of the follicular phase of an otherwise normally functioning female, what would be the most likely result?

True or false: (a) oxidation can occur without oxygen. (b) oxidation can occur without reduction.

Mineral A is purple. Mineral B is black. Both minerals leave the same color streak. Which of the following statements is true? Both minerals have the same true color. Both minerals have identical physical properties.

Besides Darwin, the theory of evolution by means of natural selection was also independently proposed by: a. Alfred Wallace. b. Charles Lyell. c. Thomas Malthus. d. Karl Popper. e. Peter Raven.

Which is more effective at creating atp aerobic or anaerobic?

If the data below were put into a bar graph, which animal would have the lowest bar on the bar graph? Number of Individuals in a Rocky Mountain Forest Organism Population Mountain lions 150 Bobcats 300 Coyotes 10,000 Deer 25,000 mountain lions

Tay-Sachs disease is inherited as an autosomal recessive disease. A couple has learned that they are both heterozygous carriers of the Tay-Sachs recessive gene. What is the probability that they will have a child with Tay-Sachs disease? A. 0%B. 50%C.

Lee watches a football game outside, and does not want to sit on the cold ground. Which property should she choose for the material she sits on? A. High thermal conductivity B. Low thermal conductivity C. High electrical conductivity D.

Excessive fishing and encroachment may lead to: