Answer: Gemstones of various minerals are highly prized for beauty, durability, and rarity. Some noncrystalline materials of organic origin. Examples are pearl, red coral, and amber also are classified as gemstones. Gemstones have attracted people since the ancient times, and have been used for jewelry.
Explanation:
Answer:
Certain infectious agents, including viruses, bacteria, and parasites, can cause cancer or increase the risk that cancer will form. Some viruses can disrupt signaling that normally keeps cell growth and proliferation in check.
Explanation:
H. pylori is the first bacterium to be termed a definite cause of cancer in humans by the International Agency for Research on Cancer.
Answer: Increased intracranial pressure
Explanation:
Answer: D). A and B
Explanation:
Lipids are the biomolecules that are typically non-polar and hydrophobic in nature, which means they are insoluble in water. The function of lipids is to store energy, and they are the integral part of the cell membrane of plant and animal cell. The examples of lipids includes the waxes, steriods, fat soluble vitamins, phospholipids, diglycerides and fatty acids.
