Living things with traits that are a good fit to their environment (1 point) are less common in many ecosystems. are more common in many ecosystems. are less likely to survive and reproduce. are more likely to survive and reproduce.

endo:

regulates body hormones, aldosterone, vasopressin

neural:

signal, regulates body using electric signals, reflex

endo has to do with hormones; aldosterone and vasopressin are both hormones. i also had this question and got it right : d

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