Hypothesis, Theory, Law
Why?
What does a theory answer?
The person who took photo 51, the most famous photo of DNA.
Who is Rosalind Franklin?
The rule that says the percentage of thymine is equal to the percentage of adenine.
What is Chargaff's rule?
Viruses that infect bacteria.
What are bacteriophages?
The enzyme that hacks hydrogen bonds.
What is helicase?
What happens?
What does a law state?
The father of genetics.
Who is Gregor Mendel?
The monomer of DNA.
What is a nucleotide?
The first step in replication.
What is initiation?
The enzyme that relaxes DNA
What is topoisomerase?
A tentative explanation the can be tested by further investigation.
What is a hypothesis?
Scientist first thought that these materials were genetic material.
What are proteins?
What are sugar, phosphate, and a base?
DNA Ligase.
What links okazaki fragments?
Single Stranded Binding Proteins.
What holds down the original strands so they dont rebind?
A statement based on repeated experimental observations that describe a phenomenon of nature.
What is a law?
Watson and Crick.
Who built the first accurate model of DNA?
When each daughter DNA strand has half of the original and half of the newly formed strand.
What is semiconservative?
Any two objects with mass attract each other with a force directly proportional to the product of their masses and inversely proportional to the square of the distance between their centers
What is a law?
The enzyme that begins replication at the primer in the 5'-3' direction.
What is DNA Polymerase III?
A well-supported explanation of observations by repeatedly testing and confirming through experimentation.
What is a theory?
Fredick Griffith
Who searched for genetic material using S and R bacteria?
When two strands of DNA run in opposite directions.
What is antiparallel?
The scientific explanation that species change over time, with new species arising from pre-existing ones, and all life sharing a common ancestor.
What is a theory?
It synthesizes a primer made out of RNA.
What does primase do?