Phagocytosis is used by the cells to secrete intracellular substances to the outside of the cell.

Although his cholesterol levels were not high, Mr. Morales read that cholesterol was bad for his health, so he eliminated all foods and food products containing this molecule. Because of this, Mr. Morales changed his food choices and begun exercising. After several weeks he found that his cholesterol level dropped by only 15%. Why did it not drop to zero?

Figure 1.2Using Figure 1.2, match the following descriptions to the most appropriate letter on the diagram:(Enter the correct letter that matches the statement)Appropriate response information is sent through efferent pathways. 1.

A structure that is composed of two or more organs that work together to perform specific functions for the body is a(n) ________.

A charged particle is generally called an ion or electrolyte.

Figure 3.2Using Figure 3.2, match the following: (Enter the correct letter that matches the statement)Nonpolar region of phospholipid. 1.

Figure 1.1Using Figure 1.1, match the following cavities:(Enter the correct letter that matches the statement)Vertebral cavity. 1.

How many phosphates would ATP have attached to it?

Figure 3.2Using Figure 3.2, match the following:(Enter the correct letter that matches the statement)Unique glycoproteins and glycolipids involved in cell recognition. 1.

The process of forming glycogen molecules as energy storage in the liver is an example of ________.