The "lock and key hypothesis" attempts to explain the mechanism of Vacuole formation

Sharing of electrons

Pinocytosis

Enzyme specificity

What is the best-known carbohydrate?

Which of these transport mechanisms moves glucose from the blood into a cell? active transport diffusion facilitated diffusion osmosis

What's wrong with this ecological pyramid? (multiple choice)1. secondary consumers should be at the bottom of the pyramid2. the sun has an arrow leading to decomposers 3. primary consumers should come after the sun4. energy retained should increase from the bottom to the top5. the sun should be at the bottom of the pyramid