The word "spermat/o" is most closely linked to which biological category?

The term "spermat/o" is derived from the Greek word for sperm, specifically referring to sperm cells. In biological contexts, this prefix is commonly associated with the reproductive system and is specifically linked to the male gametes or reproductive cells responsible for fertilization. Understanding this context allows one to recognize that "spermat/o" pertains to the category of reproductive cells, as it is involved in the process of reproduction and the creation of new life through the fusion with an ovum.

The other categories listed—bacteria, disease agents, and body fluids—do not directly correlate with the meaning of "spermat/o." Bacteria are microorganisms, disease agents refer to pathogens causing illness, and body fluids encompass liquids within the body, such as blood or lymph. Thus, the connection of "spermat/o" to reproductive cells emphasizes its role in the reproductive process, marking it as the correct answer.