The simplest structured unit of a compound is a (n):

electron

atom

proton

molecule

What has a higher pH raw chicken or a lime?

Two species of fish has recently undergone sympatric speciation. The males of each species had a different coloring through which females could identify and choose a partner from her own species.

What happens when the diaphragm contracts? A. The rib cage moves down. B. The volume of the thoracic cavity increases. C. The diaphragm rises. D. The volume of the thoracic cavity decreases.

Imagine you are walking in the woods and you come across a gray rock composed of a number of different fossilized organisms such as crinoids, trilobites, and brachiopods, you pour some hydrochloric acid on the rock and notice that it reacts to the

Bacteria cells have no

During which cellular process does telophase occur

What do sphincter muscles do? a. Trigger hormone release. b. Control peristalsis. c. Secrete digestive juices into the GI tract. d. Mix food with saliva. e. Regulate the flow of food particles along the GI tract.

What is a long term effect from coral bleaching?

What is a fossil and give example

The type of protein-energy malnutrition characterized by a general lack of protein in the diet is called __. a. marasmus b. sickle cell anemia c. cystic fibrosis d. kwashiorkor