Which of the following statements most detracts from the claim that the human appendix is a completely vestigial organ?
A) The appendix can be surgically removed with no immediate ill effects.
B) The appendix might have been larger in fossil hominids.
C) The appendix has a substantial amount of defensive lymphatic tissue.
D) Individuals with a larger-than-average appendix leave fewer offspring than those with a below-average-sized appendix.
E) In a million years, the human species might completely lack an appendix.
Human, pilot whale and elephant brains up to scale. (1)-cerebrum (1a)-temporal lobe and (2)-cerebell
Although Neandertal brain sizes fall well within the modern human range, their EQ is lower than mode
Organization of the human body.
A highly simplified view of the overall plan of the human body.
Structure of human OGG1 with either guanine or 8-oxoguanine bound flipped out and bound
Annotation of a DNA sequence containing part of the human beta-globin gene