Any substance consumed to provide nutritional support for the body.

learn more… | top users | synonyms

3
votes
0answers
29 views

How is nutrient uptake in humans measured?

There are many claims made about nutrient absorption, eg "Juicing helps you absorb all the nutrients from the vegetables". I'm curious to know how nutrient uptake is measured. Eg is it a pure ...
3
votes
0answers
85 views

What are the physiological effects of wine?

I have read that alcohol in general and wine in particular can have advantageous as well as detrimental effects on human health. Is this true? What are the physiological effects of consuming wine in ...
2
votes
0answers
83 views

Questions about insects eating flour and living in the cracks of a wooden cutting boards

I have a large wooden cutting board which is used in kitchen mainly for preparing egg pasta. The wood type is Populus (poplar or aspen or cottonwood). The main ingredients used with the cutting board ...
2
votes
0answers
152 views

How much food can an average person eat, and which animal is that equivalent to?

When the average person overeats, how much food can he eat in a day? Which animal's average meal would that be equivalent to? When documentaries are talking about animals feed, they usually say ...
1
vote
0answers
15 views

How do Streptococcus thermophilus and Lactobacillus bulgaricus precipitate the curd of swiss cheese?

I learned in my food microbiology class that Streptococcus thermophilus and Lactobacillus bulgaricus precipitate the curd of swiss cheese. However, I was wondering what type of mechanisms do these ...
1
vote
0answers
16 views

fermentation to acetic acid

How many time need for swich fermentation to acetic acid production cycle , and the conversion of apple vinegar in a sealed container incubated at 37 ° C ? Should be in the fully closed? What is ...
1
vote
0answers
49 views

What are current abiogenesis hypotheses for first food source?

What is the very first abiogenetic piece of reproducing life (small piece of RNA + ribosome that randomly occurred?) hypothesized to have used as an energy source? I'd be interested in sources to what ...
1
vote
0answers
30 views

Glutamine analysis

I use to run a method to analyse all the aminoacids in a food sample. For that I have to hydrololyse the sample and in the last stage of the method I read the amino acids with a ion exchange ...
0
votes
0answers
20 views

Hormones and body mass

I was wondering how some animals (bulls, elephants etc.) become so large by only eating grass or plant based material and why some humans can build large amounts of muscle and mass without a proper ...
0
votes
0answers
17 views

Is there any way the food industry can benefit from biofilms?

I realize all of the disadvantages, but I am wondering if the food industry can actually benefit from the formation of biofilms.
0
votes
0answers
10 views

What biological processes are affected by dietary fiber besides peristalsis?

Dietary fiber affects the rate of peristalsis, but what other effects does it have? Does fiber affect signal transduction, hydration, the autonomic nervous system, organ function, other biological ...
0
votes
0answers
27 views

Are there any arboreal mammals which eat leeches?

Are there any tree-dwelling mammals which might be found taking a living leech and eating it? (And do any hollow-dwelling birds of prey eat leeches?)
0
votes
0answers
28 views

The biological basis of inflamatory foods: the list of attributes and the concrete example of milk vs kefir

I wonder if anyone has some interesting matterial on the biological basis of inflamatory foods. I'm interested in pin-pointing the (in)complete set of (known) causes in the form of a list and maybe ...