lipids after midterm
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what are the biochemical/physiological roles of proteins
Play a role in the structural components of the skin, muscle, tendons and bones Serve as catalytic agents for specific reactions (enzymes)- life would not be possible without those Serve as regulating agents or hormones - insulin Act as antigens and serve as antibodies Serve as carriers of O2 and CO2 - myoglobins and hemoglobin
what are the nutritional roles of proteins
provide amino acids, nitrogen and/or energy
why humans need proteins
energy, growth, maintenance of life
what is protein functionality
providing a specific useful property or function in a food product
protein functionallity includes what
Water binding capacity , Emulsification capacity, Gel forming capacity, Coagulation properties and Dough forming abilities
complete the sentence … increase the value of proteins to manufacturers and consumers
functional properties
protein functionality is important from what point
patability standpoint because etaing goes behond sumple nutritional requirements - it is a sensory pleasure and products that satisfy and provide tis higher need are important
complete the senctece soybean protein can alos form a curd known as
tofu
water holding capacity is good for what?
important in texture or juiciness of a products , and the ability to emulsify as in the case of sausages
complete another aspect of proteins is their calatytic behavior in the form of enzymes, which can be both … and …
beneficial and detrimental
what does this enzymes do : protease, lipase, amylase, glucose oxidase
Proteases to tenderize meat Lipase to spead up flavour development in cheese Amylase to manufacture corn syrups/sugar Glucose oxidase to remove headspace oxygen from food packages
give an example of a well-known flavor potentiator
monosodium glutamate
how can plant protein be able to compete to other portiens
cost and their fucntionallity needs to be comparable to casein, egg albumin, soybean and other proteins
what is the estimated beef production
1000 tons
does red meat includes all types of meat
no it does not include poultry
what gives the color to the meat?
myoglobin