Producers are the source of all food in an ecosystem true or false

How is the male reproductive system different from other body systems? it isn’t necessary to vital signs. it monitors other body systems, and adjusts if necessary. it transports items from one system to another. it is the only system that produces hormones in the male.

Dna is colied into chromosomes in a cell

Human genes only differ by less than percent. a. 1 b. 6 c. 11 d. 16