The diagram here is called a trophic pyramid. It shows trophic levels of a grassland habitat. The size of each trophic level represents biomass, with
producers representing the largest amount of biomass. Which of the following
best explains the unique shape of the trophic pyramid?

I’m doing some practice exam questions for biology, and i’m not sure how to do these 3 parts to the question.

The diagram shows the layers of earth. convection currents in which region influence the movement of tectonic plates

Select the correct answer. tay-sachs disease is caused by a mutation in the hexa gene located on chromosome 15. tay-sachs follows an autosomal recessive pattern of inheritance. with the of the diagram, identify which of the offspring will be an unaffected carrier. a diagram showing the genes of parents who are carriers of tay-sachs disease a. a, b, and c b. b and c c. a and d d. a e. d