The primary function of the human male reproductive system is to

explanation:

crosscutting concepts have application across all domains of science. as such, they are a way of linking the different domains of science. they include patterns; cause and effect; scale, proportion, and quantity; systems and system models; energy and matter; structure and function; and stability and change.

organisms are more likely to be more preserved in mud than sand because mud is moist and wet, while sand is very dry.