LIFE SCIENCE

OBJECTIVE LIFE SCIENCE

BIOCHEMISTRY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is an example of a nucleic acid?
A
A strand of RNA
B
vegetable oil
C
collagen found in human skin
D
A sweet potato
Explanation: 

Detailed explanation-1: -The three universal types of RNA include transfer RNA (tRNA), messenger RNA (mRNA), and ribosomal RNA (rRNA). Messenger RNA acts to carry genetic sequence information between DNA and ribosomes, directing protein synthesis and carries instructions from DNA in the nucleus to ribosome .

Detailed explanation-2: -Two examples of nucleic acids include deoxyribonucleic acid (better known as DNA) and ribonucleic acid (better known as RNA). These molecules are composed of long strands of nucleotides held together by covalent bonds. Nucleic acids can be found within the nucleus and cytoplasm of our cells.

Detailed explanation-3: -Ribonucleic acid (abbreviated RNA) is a nucleic acid present in all living cells that has structural similarities to DNA. Unlike DNA, however, RNA is most often single-stranded. An RNA molecule has a backbone made of alternating phosphate groups and the sugar ribose, rather than the deoxyribose found in DNA.

Detailed explanation-4: -Examples of long RNAs are ‘’long non-coding RNA (lncRNA) and messenger RNA (mRNA). mRNA is an example of RNA that codes for a protein. It is translated into a protein based on the genetic information it copied from the DNA. A non-coding RNA (ncRNA) is an RNA that is not translated into a protein.

Detailed explanation-5: -Chemically altered nucleosides derived from canonical ribo-or deoxyribonucleoside-derivatives of adenosine, cytosine, guanosine, and uridine or thymidine are found in all types of nucleic acids, DNA and RNA.

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