Answer:
D. cell theory
Explanation:
According to my research on studies based on genetics and biology, I can say that based on the information provided within the question the idea being described in this situation is called Cell Theory. This theory (like mentioned in the question) states that all living organisms are made up of cells, which are the building blocks of all organisms, and that these cells come from pre-existing cells.
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answer: true
explanation: “The skeletal system is composed of a rigid structure of bones that support the body and make red and white blood cells.”
<span>A network of tubes located behind the testes. Sperm are stored here until they mature. The gland where sperm is stored until ejaculation and then releases nutrients to semen to give sperm energy. ... The tube which both urine and semen are release out of the body through.</span>
Hydrological cycle. is the answer
