Which of the following functions at the same organizational level as the kidney in the human excretory system?
F Skeleton
G Epithelial tissue
H Urinary bladder
J squamous cell

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The negative impacts of nonnative species generally outweigh the positive impacts

In many humans, exposing the skin to sunlight over prolonged periods of time results in the production of more pigment by the skin cells (tanning). this change in skin color provides evidence that -

Give two examples of what would occur if one of the pairs did not match or had an extra chromosomes. explain how this might occur, and if it would be dangerous to the individual. fast.