Sponges

A. Are nonsymmetrical and have oscula

B. Lack organization into tissues and organs but have specialized cells

C. Possess cells that are capable of recognizing other sponge cells and have a simple digestive system

D. Both a and b

Wind turbines harness mechanical energy from the wind and transform it into energy that can power homes and businesses. Wind power density is a measurement that shows how much wind power is available for an area.

Alonte is viewing a cell under a microscope. The presence of which of the following cell structures would tell him that the cell is eukaryotic? Choose 1 answer: Ribosomes Cytoplasm Nucleus DNA

If an atom has 15 protons, 12 neutrons, and 17 electrons, what is the atom's electrical charge?

Which organ system contain the spinal cord list at least 4

The pH of water is because it contains an equal amount of H * and OH ions.

What would happen to a grape placed in a bowl with highly concentrated sugar water

A guest drinking a glass of champagne may have a higher BAC than a similar guest drinking a glass of red wine because

1. Over time, the mushrooms that grow in a certain forest have been overharvested by humans. As a result, the number of mushrooms in the area has decreased dramatically. Fewer forest trees will become infected with harmful Dutch elm disease.

Why are semi-synthetic penicillins more widely used instead of the natural penicillin g?

An infusion of mannitol would be prescribed to treat a. encephalopathy. b. peritonitis. c. cerebral edema. d. varices.