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What is the material that hermatypic corals secrete to form their hard cup-like exskeleton?
Calcium carbonate
What is the hard outer covering that supports and protects some animals without backbone?
exskeleton
Do arthropoda have an exskeleton?
Yes, the plates of 'armour' covering their bodies are their exoskeleton. Exo = outside, endo = inside. We have an endoskeleton, being our bones. Pretty much all other phyla have exoskeletons or none at all (worms etc).
How many bones does a snake have?
no it does not
What does (.)(.) mean?
you mean what you mean
What does mean mean in statistics?
Mean is the average.
What does descriptor mean?
It mean what you don't what does it mean.
Do you say 'what does it mean' or 'what is it mean'?
The correct usage is "what DOES it mean"
What do the hardens mean mean?
The haudensaunee mean irguios
What does GRI mean?
What does GRI mean? What does GRI mean?
Who was king Henry and what did he do?
he was a mean person who lived with mean people in a mean castle on a mean hill in a mean country in a mean continent in a mean world in a mean solar system in a mean galaxy in a mean universe in a mean dimension
Does mean mean average?
No, but sometimes "average" means "mean" - when it doesn't mean median, geometric mean, or something else entirely.
