Answer:
D. A mutation causing uncontrolled cell division
Explanation:
Cell division is controlled by various mechanisms. Any mutations in the genes regulating the cell division lead to uncontrolled cell division. Loss of control over the process of cell division leads to the formation of tumors.
These tumors may cause cancer if they are transformed into malignant tumors. Hence, a mutation that causes loss of control over cell division is harmful.
Answer: Louis Pasteur
Louis Pasteur in 1860s, proposed germ theory. The theory was based upon the fact that diseases are caused by the microorganisms.He was officially the first to publish his work.
Answer:
True
Explanation:
If those predators have babies they are prey to other predators. Plus, more and more prey are being born...
Answer: afforestation
Explanation:by planting trees they would be able to "inhale "the carbon iv oxide and in exchange exhale Oxygen
That is true, species can breed within
