The sensor or detector tells the integrating center what needs to be done
True
False

True

Explanation:

It is true because a sensor or detector is an organ that detects external stimuli from the environment or changes in both internal and external environment, it then send the information to the integrating center.

The integrating center receive stimulus or information from sensor and activate responses to the stimulus.

the answer is "a.) well–developed vascular system."

explanation:

emerging idea only occurs as a raw idea that could appear out of nowhere. meanwhile, to reach scientific consensus , that idea must be structured and tested over and over again through various experiments. the scientific consensus transforms the raw idea into idea that is more reliable through the process of scientific elimination.