Examlex
Which of the following gymnosperm groups has the most efficient water-conducting cells?
Nonfunctional Lungs
Lungs that are unable to perform the standard process of gas exchange between oxygen and carbon dioxide.
Fetus
A developing mammal or human during the later stages of pregnancy after the embryonic stage, showing recognizable features of the species.
Chordae Tendineae
Heartstrings; fibrous cords that connect the papillary muscles to the tricuspid and mitral valves in the heart, preventing valve inversion.
Mitral Valves
Valvular structures located between the left atrium and left ventricle of the heart, facilitating unidirectional blood flow.
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