7.1-7.2 Scientists, DNA Structure Replication Welcome to Jeopardy! 7.1-7.2 Scientists, DNA Structure Replication

The genetic code in DNA depends on the order of A. Nucleotides B. Pyrimidines C. Major Grooves D. Phosphate Groups

Which strain of bacteria killed the mice? A. Live Smooth B. Live Rough C. Heat killed Smooth D. Heat killed Rough

First to explore the genetic material with mouse experiments A. Oswald Avery B. Fredrick Griffith C. Chase and Hershey D. Watson and Crick

Constructed a model of the DNA molecule… A. P. A. Levene B. Fredrick Griffith C. Erwin Chargaff D. Watson and Crick

Used X-ray crystallography to discover the structure of DNA A. Rosalind Franklin B. Watson and Crick C. Erwin Chargaff D. Oswald Avery

What are the arrows pointing to?

Sometimes mistakes in DNA replication are made. These are called… A. fragments B. mutations C. semi-conservative mistakes D. alternative base-pairing

What does Radioactive Phosphorus indicate? A. DNA B. Protein C. Carbohydrate D. Lipid

What is this structure called? A. Deoxyribose B. Phosphate C. Nitrogenous base D. Nucleotide

Which of the following bases is a pyrimidine A. Adenine B. Thymine C. Guanine D. Deoxyribose

The following demonstrates DNA replication in what type of cell? *Fill in*

Which of the following is a two ringed structure? A. Guanine B. Thymine C. Deoxyribose D. Phosphate

How many strands does DNA have? B. 2 C. 3 D. 4

DNA is copied in a process called A. Transcription B. Translation C. Replication D. Transformation

What is letter A? A

Which molecules make up the backbone of DNA? A. Deoxyribose and Phosphate B. Ribose and Phosphate C. Phosphate and Adenine D. Sugar and Protein

What types of bonds are required to form the backbone?

For an extra point, where specifically is that bond formed- draw a picture!

Which is not an enzyme involved in DNA replication? A. DNA ligase B. DNA polymerase C. helicase D. RNA primer

Where does the cell store the DNA? A. Cytoplasm B. Nucleus C. Ribosome D. Nuclear Membrane

The enzyme that adds new nucleotides to the daughter strand is called A. DNase B. DNA Polymerase C. RNA Polymerase D. Helicase

A segment of DNA that codes for a protein is known as a A. purine B. nucleotide C. gene D. pyrimidine

After replication, each new strand of DNA has A. 2 daughter strands B. 2 parent strands C. one RNA, one DNA strand D. 1 parent, 1 daughter strand

During DNA replication, what nucleotide base sequence is synthesized along an original strand that has the sequence TCAAGC? A. AGTTCG B. ATGGCG C. CTGGAT D. GACCTA

The strand in DNA replication that is continuous and does not have any breaks is the _______ _______. A. Leading Strand B. Lagging Strand C. Daughter Strand D. Parent Strand

The scientist(s) who discovered that DNA has nucleotides A. Chargaff B. Watson and Crick C. Levene D. Franklin

To which end are nucleotides added? A. The 5’ end of the parent strand B. The 5’ end of the daughter strand C. The 3’ end of the parent strand D. The 3’ end of the daughter strand

Why can they only be added to this side?

Name the small segments of the lagging DNA strand. A. ligase B. Okazaki fragments C. polymerase D. RNA primers

For 3 Points… How many hydrogen bonds would be made in adding the complimentary sequence to the following ATGCTCA

Which of the 5 bases is NOT found in DNA? * Fill in*

What bonds must be split during replication? A. Ionic B. Hydrogen C. Covalent D. Double bond