A scientist studying organisms in a forest ecosystem has created a food chain. This food chain begins with a blueberry plant taking in energy from the Sun. The plant is eaten by a bird, which is then eaten by a fox. What role does the fox play in this food chain?

The response is the basis for vaccination. primary secondary tertiary none of the above

Johnny rode his bike to a friend's house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was not able to play. what was his displacement for the total bike ride? how did you determine this? what could we use as a reference point to determine he was in motion during his bike ride? why can you use it as a reference point

Food contains a sugar called ( ), which is broken down in a process called cellular ( ). this process uses ( ) to break down food molecules and provide energy for cells. fill in the parentheses