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?

The word diplo when placed in front of bacterium must mean ... ?

After mitosis how many chromosomes should there be in diploid cells

Explain how the moon's position effects the tides of earth's oceans

Which water-soluble vitamin plays an important role in the formation of collagen? A. vitamin C B. thiamin C. folate D. biotin

Which Statement is true of Homo sapiens? A. The evolved after the Cro-Magnons. B. The have been Earth's only hominine for the last 24,000 years. C. They became extinct about 1 million years ago. D.

Jessie and Joe are both carriers of the sickle cell trait which causes sickle cell disease when present in the recessive form. What is the likelihood that they will have 2 children, both of whom have the disorder?

Which organisms are most closely related?

Which of these genes are located on the q arm of chromosome 17?

What do autotrophs do durring photosynthesis?

What is a reproductive strategy? O A. The way that a species hides from prey O B. The way a species produces offspring O C. The adaptations that an offspring passes on O D. The DNA that is passed onto an offspring