In need of biology help!!!?

Question

so if you know any of the anwsets feel free to leave'em for some points!

1. In DNA, which chemical element is present in base but not in sugar? _________
2. What is the full name of a sugar in DNA? _________________________
3. Who discovered double -helix structure of DNA?_____________________
4. Isotope of which chemical element was used by Hershey & Chase to label protein in the capsule of T2 phage?_____________
5. Which Chemical Element is present in DNA but not in proteins?___________
6. Which of carbon atoms in a nucleotide are connected to the same oxygen atom?____________
7. Which of carbon atoms in a nucleotide are connected to a phosphate? _______
8. Which of carbon atoms in a nucleotide is connected to a nitrogenous base?_________
9. Which base pairs with adenine in DNA? (full name, please) _________________

Answer 1

1. Phosphorous
2. Deoxyribonucleic acid
3. Watson and Crick
4. radioactive sulfur
5. Phosphorous
6. 1 and 5 on the sugar
7. the 3 and 5
8. 1
9. Thymine

Answer 2

sorry I only know 2 and 9
2-deoxyribose sugar
9-Thymine just remember c to g and a to t oh but in rna Adenine pairs with uracil