The salient feature that triggers the behavior is the single red spot on the beak. Chicks will peck at the red spot whether or not the bill holds food. Octopi also have camera eyes with lenses and retinas. You have been transported to a planet in the delta quadrant whose humanoids inhabitants have three eyes, green blood, are telepathic, and are somewhat loathful of earthlings. Explain how this resting potential is possible.
Muscle contraction is due to the of from the whereas muscle relaxation is due to the of from the .
N.B. other alternative answers that are logical are also acceptable. Rigor mortis is the term used for the progressive stiffening of muscles after death. Draw a line between the words in the two columns that most closely match each other.