The original source of almost all energy in most ecosystem is

A woman exerts 100n of force to lift a laundry basket weighing 75 n show work

A cell biologist measures the volume of a bacteria cell. the volume is. what is the volume in picoliters?

Explain why an animal cell placed in water will burst

Mcdonalds + You = A. Diabetes B. Heat disease C. Obesity D. All of the Above

Some organisms are capable of surviving as a single cell while others have multiple cells that are specialized to survive. Identify an environment suitable for a multicellular organism. A) wet B) acidic C) radioactive D) acidic and radioactive

Which moon phases are direct opposites of each other in both appearance and position?

During Mendel's first set of experiments, he allowed true-breeding tall plants to cross with true-breeding short plants. What happened when he allowed the F, offspring from this first set of experiments to self-pollinate?

What process produced the sperm in the male flies and egg in the female flies

Explain why we would expect to find glucose in the urine of a diabetic person

What affect does extreme temperature and extreme pH have on enzyme activity?