The nucleus contains the <u>DNA</u> (Deoxyribosenucleic Acid). It codes for all the hereditary characteristics an organism has and it is packaged into chromosomes within the nucleus.
Chicken with feather or depending on what you cross breed it with
I believe it is D. but i am unsure and i hope i helped u :)
1. A : forming oxide and react with alkali
3. C : replacement reaction
4. C : in neutralisation the product is always water and a salt