Solid worms, such as flatworms, lack any internal body cavity, and thus are

How do only certain cells respond to particular signaling molecules that may be sent throughout the body? a. They express the Ras protein. b. They express the appropriate receptor. c. They express the appropriate second messenger (s). d.

1. The scientific method is a. a mulit-step process for scientific discovery b. an idea for an experiment c. a suggestion for how to discover something d. a method for lab safety For lab safety

A client who has been having recurrent attacks of severe abdominal pain over the past few months informs the physician about a 25-pound weight loss in the past year. the nurse attributes which factor as the most likely cause of this weight loss?

The scientific method would most likely be used by biologists to answer which questions

A process by which a cell membrane surrounds and takes in material from the environment

Some individuals are predisposed to medical conditions such as that were inherited from their parents.

Give an explanation of why a population might have a clumped distribution in an area.

Use biodiversity in a sentence

Jane is blood type A her husband is blood type B. Jane is puzzled because their daughter is type O. Explain how the daughter inherited a blood type that neither of her parents had explain your answer

Two reasons to bring back passenger pigions