DNA Discovered
The biochemist that found the amount of adenine equals the amount of cytosine.
Who is Chargaff?
DNA bases are ______________ to each other.
What is complementary?
The base that replaces Thymine when copied in RNA.
The type of RNA that codes DNA and can leave the nucleus.
What is mRNA (messenger RNA)?
Consists of a string on nucleotides.
What is a gene?
The two scientists who created DNA out of materials in their lab that looked like a twisted ladder.
Who are Watson and Crick?
The two things chromosomes are made of.
What are protein and DNA?
The "factory" where the mRNA is read.
What is a ribosome?
The type of RNA which translates the mRNA.
What is tRNA (transfer RNA)?
Changes in the number, type, or order of bases on a piece of DNA.
What is a mutation?
She discovered the shape of DNA.
Who is Franklin?
The four letters that represent the nitrogenous bases.
What are A,T,C and G?
This is where DNA splits so that mRNA can come and make a copy.
What is down the middle?
Three bases code for these.
What is an amino acid?
Any physical or chemical agent that cause a mutation in DNA.
What is a mutagen?
The process used to make the images of DNA.
What is X-ray diffraction?
The sides of the DNA ladder are made of this.
What are sugars and phosphates?
Proteins are made of these.
What is a chain of amino acids?
RNA stands for this.
What is ribonucleic acid?
The most common type of mutation
What is substitution?
These consist of a nitrogenous base, a sugar and a phosphate.
What is a nucleotide?
Base that complements Cytosine.
What is guanine?
These cause most of the differences that you can see among organisms.
What are organisms?
What is complementary?
What is sickle cell anemia?