Learning Task 4: Answer the following questions completely.
1. What are the benefits of electromagnetic waves?( give at least 5)
2. What are the harmful effects of electromagnetic waves?( give at least 5
3. How can you prevent the harmful effects of electromagnetic waves?​


Sagot :

Answer:

a compound consisting of a nucleoside linked to a phosphate group. Nucleotides form the basic structural unit of nucleic acids such as DNA.