The diagram above shows a pyramid of numbers for a jack pine forest community. the number of producers is much lower than those of the primary consumers. how can this be?

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

What are the responsibilities of the region of the brain highlighted below? =+= will rate brainiest =+=

Which type of respiration takes place when there is no oxygen present? a. anaerobic b. mitochondrial c. cellular d. aerobica. anaerobic