The function of the muscular system is to

Muscles work using lever action in conjunction with the ____ system.

Nutrients, gases, and wastes pass through the capillary walls by the process of

Which function is shared by the immune and integumentary system?

Which two systems are involved in gas exchange?

Mr. Lard has a rare disorder where he is unable to fight off diseases. Which body system has been compromised?

Which organ belongs to both the circulatory and muscular systems?

An ovum moves from an ovary into the uterine tube where its migration toward the uterus is aided by the peristaltic contractions of the smooth tissues of the uterine tube’s walls.

Which statement identifies the body systems that are directly involved in the interaction described and explains how they accomplish the interaction?

The function of the reproductive system is to

Which characteristic is shared by birds and mammals?

The process by which organ systems maintain relatively constant internal conditions is called –

What is the correct flow of organization in biological systems?

Which of the following is NOT a function of fruits?

An example of an adaptation of the ___, is the sharp spines on a sticker burr that allow the seed to be dispersed by animals.

The prickly-pear cactus shown in above has a leaf adaptation that

Vascular tissue in plants consists of

If a gardener removes all the pine cones from a tree, it will interfere with the function of which tree system?

The leaf of a Venus flytrap is divided into two halves and each has 3 hair cells. These hair cells work as motion detectors to direct the leaf to snap shut when it detects movement on its surface. The leaf’s response to external stimuli is an example of a ___.

Through which plant cells does water move by capillary action?

In the figure to the right, the X points to a

Oxygen and carbon dioxide diffuse in and out of a leaf through the pore-like openings called

Most plants are

What is the phenomenon that is causing the bean seedling to bend towards the light as shown in the figure below?

The objects in the pictures below contain seeds. Which is generally dispersed by animals?

Choose the letter corresponding to a picture of a plant cell.

Which structures would be found in both bacterial and animal cells?

A researcher observes membrane-bound structures in a cell. Based on this observation, the researcher can conclude that the cell is classified as a

Viral diseases can be

Which body system produces hormones necessary for the reproductive system?

Which labeled viral structure in the diagram to the right stores viral DNA similar to the way in which a nucleus stores cellular DNA?

How does using dead or weakened bacteria in an immunization (vaccine) help the body prevent infections?

Viruses can be transmitted in a variety of ways. The virus that causes SARS (severe acute respiratory syndrome) can be transmitted when an infected person coughs or sneezes. This virus is transmitted in a manner most similar to the transmission of:

Streptococcus infection in a person’s throat can cause pain and fever. Streptococcus can be controlled by antibiotics. Streptococcus is a

Choose the correct labels for the columns in the chart above.

Bacteria that break down the nutrients in dead matter into simpler substances that are taken up by plant roots are called

Which is NOT a function of the nervous system?

One characteristic shared by both a virus and a living cell is that they

Identify the virus(es).

The two domains composed of only unicellular organisms are