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.
1 Canadian households spend an average of 30% of their food budget on food services, compared with 42% for American households. 2  The average check size at a restaurant is $6.12, including taxes but excluding tips. 3  The most popular food and beverage at Canadian restaurants are french fries and coffee.n 2003, Canadian households spent an average of $1,487 on food purchased from restaurants, a 27% increase from 1997. In 2004, sales from food servicesâa wide range of businesses that includes restaurants, cafeterias, street vendors, caterers and drinking placesâtotalled nearly $37 billion.