Oncogenes are mutated forms of genes. Oncogenes can transform a cell into a tumor cell. Some tumor cells are benign, while others are malignant. How does the
presence of an oncogene lead to the formation of a tumor?

Nucleic acid certain protein cell membranes certain carbohydrates

Which of the organisms listed below performs nitrogen fixation? a. legumes b. plants c. bacteria d. fungi

During an experiment, readings for blood pressure in a persons body were found to be constant . however , when he measured by a different blood pressure cuff , the readings differed by 15 points for each reading. this difference indicates that the results are