Answer:
Limitation of comparative investigation is that when it is done on a huge population, huge amount cost is required. Explanation: Benefit of comparative investigation is that we can get descrete information about specific breed or species. It is important for the study of behaviour of many organisms.
Carbon can form single, double, and triple bonds with other carbon atoms.
Answer:
Both of the regular intravenous solutions administered in medicine, normal saline and lactated Ringer’s solution, are isotonic. Why is this important?
Explanation:
<em>Because the isotonic saline solution</em> has a sodium concentration similar to that of blood.
ISOTONIC SOLUTIONS: <em>The osmolarity of the isotonic fluid approximates the osmolarity of serum plasma. </em>Isotonic fluids are used to hydrate the intravascular compartment in situations of significant fluid loss, such as dehydration, bleeding, etc.
Answer:
major evolutionary change
Explanation:
<span>In 1944, Oswald Avery identifies DNA (Deoxyribonucleic Acid) as transforming principles. This famous genetic scientist has made great efforts for many steps to find what happened after combinations of some bacteria. After purification, he found a new substance which was a nucleic acid, involving the discovery of DNA after further analysis.</span>
