Examlex
What is the name of a photograph of a specimen obtained with a microscope?
Invertebrates
Animals that lack a vertebral column or backbone, including species such as insects, mollusks, and arachnids.
Bilateral Symmetry
A body plan in which an organism can be divided into two equal halves along a single plane, characteristic of many animals.
Radula
A unique anatomical feature found in mollusks, consisting of a chitinous ribbon-like structure used for feeding by scraping or cutting food.
Polychaetes
A class of annelid worms, known for their bristled segments which are predominantly marine.
Q3: Variables that are controlled for in a
Q8: In SCID,antibodies are missing but T cells
Q11: Paleontologists have discovered ancient prokaryotic fossils dated
Q15: Where in the lower respiratory tract would
Q35: As we move from one efficient point
Q36: Scientists who have a financial stake in
Q37: There is no guaranteed cure for AIDS.
Q54: If you force inspiration,how much more air
Q67: If a cell has a volume of
Q160: The allocation of limited resources within an