Organisms use many feedback mechanisms to either maintain or amplify chemical system.
The severity of the tradeoff between parental care and other activities may depend on environmental conditions. For example, if there is a lot of food available, parents may spend more time tending their young because finding food for themselves takes less time and energy. (Hoping that helps)
Answer:
That is a trochophore larva
Explanation:
Why they go into the sea first, and wjat helps their swimming abilities
So, when our eyes see light, our brain gets signals that make us feel awake. But when its dark, the signals make us feel tired. ... When your body releases more melatonin, you feel more tired. The human body starts releasing melatonin in the evening around bedtime and continues throughout the night.
I hope that answers your question