How much blood do humans have?
The average adult has about 1.2 to 1.5 gallons (4.5 to 5.7 liters) of blood circulating inside their body. To put this into perspective, a milk jug is one gallon,…
Tag:
biology
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Do ants have hearts?
Ants, and insects in general, don’t have hearts like humans have hearts, but they do have an organ called a dorsal vessel that pumps something called hemolymph, which is similar to blood…