Which are products of nitrogen fixation?

O A. Phosphorus, nitrates, nodules

O B. Oxygen, carbon, water

O C. Nodules, roots, fertilizer

O D. Ammonia, nitrates, nitrites

Which of the following is not a renewable source of energy? water trees sunlight fossil fuels

Where do the branches of the bronchial tree ultimately end? 2. list the steps of the pulmonary circuit of the cardiovascular system starting with the left atrium. include all valves of the heart. 3. distinguish between arteries and veins. 4.

Which statement is true of cancer? Mutations in certain genes cause tumors. Tumor cells lack growth factors and DNA. DNA mutations are unrelated to cancer. Cancer results when cells stop dividing.

Type of bone tissue that gives bone strength and support

Josefina is a 2-year-old child with acute otitis media and an upper respiratory infection. Along with an antibiotic she receives a recommendation to treat the ear pain with ibuprofen. What education would her parent need regarding ibuprofen

The energy to power passive transport comes from:

By which process does water vapor become a cloud? A) evaporation B) transpiration C) condensation D) precipitation

What two purposes does semen have?

Select the expression that is equal to (9c+3) - (5x-7) 14x-4 14x + 10 4x-4 4x + 10

What is the term for the net force directed toward the center of an object's circular path? a. circular force c. centripetal force b. centrifugal force d. orbital force Answer:c. centripetal force