It means that a food has all the essential amino acids a human body needs
Like:
meat
poultry
fish
eggs
milk
and cheese
Water is known to be a universal solvent because it can dissolve almost every substance or element on earth.
Answer:
The reason our blood is read is because we have iron in our blood. (Also our blood cells are red)
I think your answer is D. Red blood cells
Explanation:
Most animals do have iron in their blood so their blood is red.
But... Octopuses (yes that is the write way to say it) have copper in their blood so their blood is actually blue.
The more you know...
Hope this helped! :)
Brainliest?
There are many factors to look for to determine a living organism. such as Nutrition, Reproduction, Sensitivity, Growth, Movement, Respiration, and Excretion.
TBut the most important that you can apply to all living organisms, even viruses are: Reproduction (it use the host to increase their number) and nutrition (it take energy from the host to replicate itself).
Answer:
Atoms
Cells
Tissues
Organs
Organ Systems
Organism
Explanation:
In order of size smallest to largest.
