In the arctic energy pyramid, which trophic level has the least amount of energy available to it? question 1 options: producers secondary consumers tertiary consumers primary consumers

Johnny rode his bike 4 blicks down the street to his friend's house once he got to his friend house and realized he could not cone out to play he turned aroubd and went back home.what is 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

Crossing over and independent assortment are important activities that occur during meiosis. what is the significance of these activities

Kate is studying the transformation from unicellular to multicellular organisms. which metaphor is the most appropriate to apply to the map of the timeline.