<span>Drosophila I believe
Hope this helps</span>
The cell membrane... is made of phospholipids (consist of a lipid bilayer)
I believe the answer you’re looking for is Occluded
Barriers are the circumstances or any other things that hinder the growth and the development of the social and mental state. Intrinsic barriers and learning are types. The problem is the extrinsic barrier.
<h3>What are the barriers and their types?</h3>
An intrinsic barrier is the physical, mental, motivation, and attention-based difficulties. The extrinsic barrier is the outer factor that impedes the learning of the individual and can be due to poverty, economical state, death etc.
Learning difficulty is the problem with educational learning and the methods. This can be due to the low mental quotient, unable to understand and comprehend the study topics.
Therefore, it is an extrinsic barrier.
Learn more about the extrinsic barrier here:
brainly.com/question/25823012
Troposphere because it is at the very top. As u delve deeper, you get to the core which is the hottest part of the earth
