The external ear structure is called the Pinna.
The Pinna helps to channel sound waves into the ear.
Many animals have the ability to move their pinna towards the direction of sound.
I have attached an image of a dog's ear to show you the external structure called the Pinna.
I hope this helps! I'm happy to answer any other questions you might have :)
[Image sourced from: https://www.msdvetmanual.com/dog-owners/ear-disorders-of-dogs/ear-structure-and-function-in-dogs]
Answer: Transcription
Explanation: Genes consist of sequences of molecules, called bases, in your DNA. During transcription, an enzyme called RNA polymerase “reads” your genes and copies the information onto molecules of messenger RNA.
I'm not sure, but it could possibly be diabetes
The sagebrush eats insects. When the insects land o the inside of the of the plant. the plant closes its mouth trapping the insects inside.