Use the drop-down menus to indicate which endocrine structure is being described in each case. is an endocrine and exocrine gland that secretes juices with enzymes for digestion. with protection and digestion in the mouth. secretes bile for digestion. secrete tears to moisten eyes and protect them from particles and infection. regulates water, salt, and temperature. to form a protective barrier on the skin. secrete mucus for protection.

Why is a dominant allele called dominant

After reading the paragraph below, answer the questions that follow. researchers have created a robot that has a very thin leg that is moved by cardiac (heart) cells contracting in unison. the robot, made of a polymer similar to that used in making contact lenses, is bathed in heart cells with supporting cells, which then attach to the robot and provide movement as they contract. all of the cardiac cells working together can cause the robot leg to move in a way that individual cells could not. this is an example of a. emergent properties of cells. b. energy flow through an ecosystem. c. adaptation. d. internal environment regulation.

Apart of an ecosystem that can restrict the growth of a population is referred to as