In the pH scale a 7 indicates

a. acid

b. a base

c. neutrality

In order for organisms to pass on genetic information to offspring, they may

Why is bacteria good for copying large amounts of DNA?

Describe three observations an astronaut might make while viewing Russia at night. (Site 1)

Does cell growth occur in interphase or mitosis?

Q:Suppose the human gene coding for hemoglobin is inserted into a bacterial plasmid. A bacterial culture is transformed with the recombinant plasmid. Which of the following statements will be true? A. The bacteria will not survive. B.

Ground squirrels are found in many areas of the United States. They live in underground burrows and are often attacked by birds of prey, coyotes, and boBCats. Which of the following is a limiting factor for a ground squirrel population?

10. Which of the following is an emerging dis- ease that was unknown 50 years ago? a. malaria b. dengue fever C. Lyme disease d. schistosomiasis

You eat a large meal and then hike up a hill. What kind of energy transformation is your body performing? A. Chemical energy to kinetic energy and nuclear energy B. Potential energy to sound energy and nuclear energy C.

Which nervous systems balance each other to provide homeostasis?

The modern classification system is based on A - putting organisms into categories based on where they live. B - putting organisms into categories based on how they reproduce. C - putting organisms into categories based on similar characteristics.