A complex of interconnected food chains in an ecosystem is called a/an

a. ecosystem.

b. food web.

c. ecological pyramid.

d. trophic stack.

Healthy adult at rest is most likely to show an eeg pattern characterized be a high level of

What is the role of ATP in the cell? A) Transporting energy within the cell B) Absorbing water during photosynthesis C) Transporting oxygen for respiration D) Absorbing light energy for photosynthesis

What is the Nature Conservancy? a. an organization that collects resources to buy land and establishes nature preserves b. an organization that rescues endangered species c. an organization that runs breeding programs for endangered species d.

Which of the following is NOT a function of nucleotides? a) expressing the genetic code providing most of the energy for cellular processes b) storing the genetic code providing substrates for the citric acid cycle providing electrons to the

Which of these statements best describes an interaction between the atmosphere, hydrosphere and biosphere? A. Strong winds blow over a lake and create ripples. B. A river flows downhill at a very high speed and uproots trees. C.

What is the active transport mechanism that maintains the resting potential in a nerve cell?

A student refuses to wear safety goggles in lab. what will the instructor do?

If the different species of bacteria reacted significantly differently to any substance tested, explain why. g

What is the primary way he amobea is different from the sunflower

A patient is dependent on a respiratory ventilator and has a tracheostomy in need of revision due to redundant scar tissue formation surrounding the site at the skin of the neck.