Biology The cells present in testes and secrete testosterone are___________? Options:A. Sertoli cellsB. Germinal cellC. Interstitial cellsD. SpermatocyteView AnswerC. Interstitial cells Continue Reading Previous: _________________ cells of phloem are directly involved in transport of organic solutes?Next: Exposure to low temperature stimulates plants to flower. This is called___________?