In a neutral calcium atom, there are 20 protons, 20 neutrons, and 20 electrons. If a calcium atom loses 2 electrons, what will be the calcium atom's charge?

A severe drought has dried up a river and caused the land to crack. The drought will most likely affect ... A: plants but not animals B: plant and animals C: neither plants nor animals D: animals but not plants

Describe the body covering, the method of support, and the forms of movement used by jellyfish.

Which structures are listed in order from the least complex to the most complex? (1) plant cell, leaf, chloroplast, rose bush (2) chloroplast, plant cell, leaf, rose bush (3) chloroplast, leaf, plant cell, rose bush (4) rose bush, leaf, plant cell,

Sally, age 28, recently married John, age 45. They would like to have a child, but they are concerned that they may be at high risk to have a child with a chromosomal abnormality, like Down's syndrome, because of John's age.

Why did the aliens come to earth A. someone is trying to kill them B. someone has accused them of murder C. they wish to take over planet earth D. they are ambassadors from their planet.

Predatory fish that swim in the water column, usually have what kind of coloration? disruptive counter shading cryptic fusiform

The healthcare provider makes the diagnosis of transient ischemic attacks (tias). the client asks the nurse, "what causes tias?

What are the three stages of the cell cycle?

The unpaired cartilage of the larynx that is made of elastic cartilage and bends when you swallow is called the

Five disease of the kidney