biological molecule
Explanation
The crossword clue "biological molecule" has the answer "RNA".RNA is a biological molecule that plays a crucial role in various cellular processes, including protein synthesis. It stands for ribonucleic acid, and unlike DNA, it is typically single-stranded. RNA carries genetic information and helps in the translation of genetic instructions from DNA to proteins. Its importance in biology makes it a common crossword clue for 'biological molecule.'
Word Origin & Etymology
RNA stands for ribonucleic acid. The term was coined in the early 20th century, with 'ribo-' referring to the sugar ribose in RNA's backbone and 'nucleic acid' indicating its chemical nature as an acid composed of nucleotides.
Interesting Facts
- RNA can have various functions beyond protein synthesis, such as catalyzing biochemical reactions and regulating gene expression.
- Different types of RNA exist, including messenger RNA (mRNA), transfer RNA (tRNA), and ribosomal RNA (rRNA), each with specific roles in protein synthesis.
- RNA viruses, such as SARS-CoV-2, use RNA as their genetic material and replicate inside host cells by hijacking cellular machinery.
Related Crossword Clues
- •Genetic messenger molecule (3)
- •DNA counterpart (3)
- •Cellular genetic material (3)
Quick Answer
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