Answer:
sam
Explanation:
Malignant tumors have cells that grow uncontrollably and spread locally and/or to distant sites. Malignant tumors are cancerous (ie, they invade other sites). They spread to distant sites via the bloodstream or the lymphatic system. This spread is called metastasis.
Is to unite the audience around a common goal.
Answer
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Explanation:
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Answer:
D. Organs and muscles require more blood under stress.
Explanation:
Because muscular contractions can have a protracted metabolic expenditure because it has to be adjusted to the demands of the contracting muscles.