To primary consumers, as they directly eat producers and are next on the level of animals in an ecosystem.
Answer: Hind wings have tail extensions.
Explanation:
The dichotomous key is a tool which is used by the scientists to identify the unknown living organisms by comparing the observable characteristics of unknown with known living organisms. It stresses to identify the organisms or species by their scientific names and every species has a particular scientific name. Hind wings of butterfly is the observable characteristic which can be compared with that of other known butterfly species that also have a tail extension. This physical characteristic will help in identification of butterfly.
The largest number of cells in division are found in the skin. This is because these cells are the ones that are most exposed so they die and are replaced constantly. In addition, it is the most extensive organ of the body and its shape or density varies from one area to another.
I hope my answer can help you.
<span>The rat was taught that when you press the bar you receive food. When the food ran out the rat was still pressing the bar however it wasn't be awarded. The rat then saw that there was no outcome to pressing the button therefore found it to be pointless.</span>
