Your assignment in a biology lab is to design an experiment that would detect whether the enzyme pepsin is breaking down a protein. In the human body, pepsin works in the stomach. Which of the following experimental designs would be your best choice?

Mrna decodes information from the original dna master plan to build proteins in the during the process of ribosomes.

The normal shape of an enzyme is as shown in structure a. if the enzyme’s shape changes to that shown in structure b, what are two consequences of this change?

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