Answer:
No I don't think sand or silt is alive because it's not breathing its not an organism.
Answer:
As Rosalind's acknowledgment of being perhaps one of the most wronged women in modern science, her boss, the molecular biologist Maurice Wilkins, stopped her in the 1950s. Wilkins did not accept her as the author of the discovery of the helical shape of DNA, offend Rosalind in several letters he exchanged with other scientists from the same field.
The clinical findings that correlate with M.K's chronic bronchitis involve abnormal arterial blood gases as specified by the partial pressure of carbon dioxide of 52 mmHg. It is because of the lack of gaseous exchange in the lungs, the carbon dioxide gathers in blood above the normal ranges of 38-42 mmHg. A Cough is the most commonly observed symptom.
Avoiding contact with UV radiation
The answer to this question is the mitotic spindle. The
mitotic spindle is also called as the spindle fibers. Mitotic spindle is a
structure of eukaryotic cells that are formed during cell division wherein the
parent cells are divided into more cells. Components of mitotic spindle consist
of large number of proteins.