Which level of a food chain has the most energy available to it?

A. producers

B. primary consumers

C. secondary consumers

What role does CO2 play in global warming

Many animals have developed courtship behaviors. males will often dance, swim or sing in a particular way to attract a female. males who are more successful at the courtship behavior will have a greater chance of having more offspring.

The process of earth magnetic poles is called ...

A single called organism is able to?

A client who had to be cut out of a car after a motor vehicle collision has no visible physical effects from the ordeal. the client responds to the emergency department nurse's questions factually in a soft voice with a composed manner.

A pregnant client who is nearing her due date informs the nurse that she would like a vaginal delivery. the nurse observes in the medical records that the presenting part is the sacrum. what does the nurse tell the client?

Each neuron shown in this figure innervates a group of muscle fibers. What is the term for a group of muscle fibers and the single neuron that innervates them?

Which of these characteristics is common only at the embryonic stage of fish and humans, and is suggestive of a common ancestor between the two? A) presence of lungs B) presence of a tail C) presence of gill slits D) presence of a vertebral column

The purpose of oxygen in the body is to serve as the

How do somatic and inherited mutations differ? A. Somatic mutations exist in all cells in the body and inherited mutations only exist in the cell type that mutated. B. Somatic mutations only affect males and inherited mutations affect any gender. C.