Answer:
c. their shape, which relates to the lock-and-key model
Explanation:
The primary source of the specificity of enzymes is their shape, which relates to the lock-and-key model
Hope this helps
plz mark brainliest
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It is Protozoa because it is not logical for it be any of the other. Hope this helped.
pretty sure it is an ultrasound
The stem
they get sun water and air separated it and put it back together
