The figure right shows the biomass, as measured by dry weight (kg/m2), at different trophic levels in a generic food chain. Given this information, determine how much biomass of toads is being produced in a system where grass is eaten by grasshoppers, which are eaten by toads, which are eaten by snakes. You do know that in this food chain, there is approximately 50 kg of snake biomass. Select the BEST answer choice. 

What is the function of the Z disc?

If you pour soup from your hand by holding the bowl in your palm and turning it upside down, what muscle action are you performing?

Which statement best describes a flat bone?

Extension is a movement that generally:

What part of the long bone is a source of osteoblasts?

Which answer choice lists the layers of the abdominal wall from most superficial to deepest?

What is the cell membrane of muscle fiber called?

Which of the following is not found in the thorax or abdomen?

What is a prime mover?