Which of the following scenarios represents a density-dependent limit on population?

Ricardo notices that when he plays soccer in the rain, his ball does not seem to go as far after a kick. what is the best scientific question that ricardo could ask about this observation? is soccer better played in the rain or sun? how does rain affect the distance a soccer ball can travel? how does rain affect the speed of a soccer ball? is soccer affected by the rain?

Body systems are not completely independent they integrate and work together describe one example of the integration between body systems

How do the evolutionary chart and the video support the claim that all living things are made up of cells?