Stimulus is the light on a insect and moves towards the light . If the insect doesn’t respond to the bright light then you know that the light is not a stimulant figure for the insects to respond to
C. Jim only
This is because comparing contrasts and contradictions is an English term rather than a Scientific term.
<span>The spicules have an important purpose for loosely constructed animal such as sponge. First of all, spicules give structure which is vital due to loose construction. Secondly, it protects from predators. This is similar to porcupine quills in serving to protect.</span>
<span>They convert sunlight into chemical energy.</span>
A.) Veins in the pulmonary circuit carry oxygen-rich blood
red blood cells are used to circulate oxygen through out the body, thus it is true.
