I believe it's "C. When glucose levels are low and lactose is present" I may be wrong.
the child has allergies or is allergic to the cat
I don’t understand me myself I have to pass or you say ignore this question
<h2>Answer:</h2>
Option C is correct.
C. 5 kilocalories
<h2>Explanation:</h2>
Only a little amount of energy as 10% is transferred to the next trophic level. This is called 10% rule. So, in this case as the energy available at the secondary trophic level is 50 kilocalories and 10% of it is transferred into the tertiary level so it would be 5 kilocalories.
They both need nutrients and are able to reproduce