When a sound is moving toward the observer the observer will hear a higher pitch. This is due to

When auscultating a client's lungs, the nurse hears a sound like velcro being pulled apart over the client's right middle lobe. how should the nurse document this finding?

Which best describes the testes? a. They produce hormones and sperm. b. They are the male copulatrry organ. c. They give sperm nourishment and motility. d. They are the pouch-like skin that protects the scrotum.

What type of molecules are antigens?

Dieffenbachia plants usually grow well without fertilizer. A student wanted to see if adding liquid fertilizer would make a difference in the growth of the plant. Three plants were placed in the same type of pot with the same type of soil.

Describe how the availability of these genetic tests might affect the frequency of genetic diseases in individuals and populations.

Egg laying land animals have evolved to produce eggs with tough shells to ensure that

Which of the following statements describes a proton of an atom? A has a negative charge and is located in the nucleus. B has no charge and is located in the nucleus C has a positive charge and is located in outer energy levels.

What are reasons scientists use models? To study objects far away To study objects too large To study objects too small. To study objects easily found in a lab. To study events that take place over long periods of time.

1. true false Carbon atoms form the building blocks of most living things.

Inhibiting enzymes involved in cell wall synthesis leads to which of the following? A) cell death by osmotic lysisB) a reduction in protein synthesisC) the incomplete synthesis of the bacterial cell wallD) a reduction in the amount of usable energy