Answer:
The insertion of an extra nucleotide into a DNA strand
18th amendment and 21st amendment
When non metals such as nitrogen and phosphorus are solids, they tend to be very dull and brittle which is due to the tendency of elements to revert to their original form.
Answer:4 meters
Explanation:
The Third choice- Δpqr is an equilateral triangle
If you put it on the graph and make the triangle on the graph. You get your answer.