ribosomal RNA. n. 1. (Biochemistry) biochem a type of RNA thought to be transcribed from DNA in the nucleoli of cell nuclei, subsequently forming the component of ribosomes on which the translation of messenger RNA into protein chains is accomplished.Sometimes shortened to: rRNA.. (Biochemistry) biochem a type of RNA thought to be transcribed from DNA in the nucleoli of cell nuclei, subsequently forming the component of ribosomes on which the translation of messenger RNA into protein chains is accomplished.
However, in her book Zero Debt, Lynnette Khalfani-Cox suggests that a family of four can aim to spend only $125 per week on groceries. That means aiming to spend $125 per person on food each month rather than the Canadian average of $241.owever, in her book Zero Debt, Lynnette Khalfani-Cox suggests that a family of four can aim to spend only $125 per week on groceries. That means aiming to spend $125 per person on food each month rather than the Canadian average of $241.
According to the Bureau of Labor Statistics consumer expenditure surveys, the typical household spends $7,023 each year on food, which works out to an average of $585 per month. Of that portion, about $4,015 per year (or $334.58 per month) is spent on food at home â likely the average grocery budget across the U.S.