Examlex
A population is a segment or part of a sample.
Microscopic Plates
Tiny, often mineralized structures observable under a microscope, which can be part of the skeletal system of some organisms.
Holothuroidea
A class of marine invertebrates within the phylum Echinodermata, commonly known as sea cucumbers.
Endoskeleton
An internal support structure of an organism, typical of vertebrates, providing physical support and protection for the body.
Urochordates
A subphylum of chordates; includes the tunicates.
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