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Elastic fibres are made of elastin, one type of structural protein found in the ECM of animal cells
The tiger, Panthera tigris, was historically found throughout much of Asia, but at low population de
These young children are taking the initiative to explore their environment as they examine a snail
Pule Cheese
Eggs, milk, and cheese are complete proteins, because they are animal products.
Phosphorus in Phospholipids Phosphorus makes up part of the phospholipids found in cell membranes