Technological advances had helped reveal that the ocean floor was not flat, as once believed, but instead was marked by 50,000-k

Answer:

False

Explanation:

If this were indeed accurate, it would threaten the internal balance of our cells; akin to how not all keys fit in locks, not every molecule possesses the "key" needed to transport across the phospholipid bilayer into and out of the intracellular and extracellular fluids. Typically, small hydrophobic ("water-repelling") molecules can traverse this bilayer.

Answer:

B

Explanation:

Cellular respiration relies on glucose and oxygen to generate carbon dioxide and water.... Plants and other organisms perform photosynthesis to create energy, while cellular respiration processes energy for utilization.