The core, or middle, of the Sun is the hottest part. Hot gasses bubble up from the core to the surface of the Sun. When the gasses burn, heat and light are produced.
Lipids have no polymers.
A lipid is formed when a glyceral combines with one or more fatty acids.
Crops that humans grow have decended from wild plants and are resistant to diseases and pest.
Explanation:
- The science of growing crops is known as agriculture.
- Humans have been developing agriculture since times immemorial.
- They have selected and cultivated crops that gave a better yield and developed new varieties by cross breeding Superior varieties with the inferior ones.
- Usually the cross bred varieties are cultivated and are resistant to pests and diseases.
There are different types of biomes but,here`s my example
https://www.google.com/url?sa=i&source=images&cd=&ved=2ahUKEwjBhKrevPjeAhXym-AKHZrCCFsQjRx6BAgBEAU&url=https%3A%2F%2Fkidsbiology.com%2Fbiology-basics%2Fpolar-ice-biome%2F&psig=AOvVaw0ggrhmzAXQiH3vAVGusTXb&ust=1543542147595612