Lower esophageal sphincter! <span />
True.
It has been studied in a research study that claims birds have the ability and capability to regenerate their hair cells. This regeneration happens when the hair cells die but come back to its original form despite the damage it might have faced. Further, they can also regrow their hair cells in their ears.
Heterozygous (brainly needs me to put more characters in)
Answer:
known as a system...
Explanation:
digestive system, pulmonary ststem,,....etc.
That would be A and E.
because u can measure or calculate the variables in these 2 hypotheses. (Amount of protein is diet, muscle mass, salt intake, blood pressure.)
