Question:
The fight-or-flight response includes greater heart output and a rise in blood pressure. Explain what happens in the body that enables
this response to stimuli.

'which of these statements about the scientific method is not true? all experiments must follow the same number of steps in the procedure. experiments may be repeated several times. some unexpected results can be beneficial. experimental results may or may not support the hypothesis.

Q: a: in sexually reproducing animals, once fertilization of the egg takes place, the exists as a single cell until cell division begins

In each transformation of energy , some energy what?