I believe that the scientific name for a Robin is Turdus Migratorius.
Answer:
you can't see sickle cell in a karyotype a it is inside one of the chromosomes
it is a single gene disorder
Explanation:
I am sorry I can only answer 7 for you.
Hope it helps
7= By replacing the neurons lost from a injury with new cells.
If they are both carriers , we can create a cross with Rr.
The probability of not even carrying PKU is 1/4 or 25%
The probability of carrying is 2/4 or 50%
And the probability of inheriting the disease PKU is 1/4 , 25%