What cells are involved in the process of spermatogenesis?

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?

What is the period of cell life when it is conducting

How would you describe the the organisms in the second row of model 1 that are connected to the parents by a line