What would be the complementary DNA strand to the template DNA strand with the bases TACCGT?
What is ATGGCA.
100
Which type of RNA brings the information in the genetic code form the nucleus to other parts of the cell?
What is messenger RNA or mRNA.
100
When a ribosome "reads" the mRNA code to make proteins, which process is taking place?
What is Translation.
100
DNA codes for the production of what?
What is proteins.
200
What are the 3 components of a nucleotide?
What is a sugar, phosphate and a base.
200
In Eukaryotes, DNA is located where?
What is in the nucleus.
200
___________ serves as a template for making mRNA.
What is DNA.
200
During translation, the type of amino acid that is added to the growing polypeptide depends on the __________ codon which pairs with the ____________anticodon.
What is mRNA and tRNA.
200
Prior to a cells division or the making of a protein, this is the step that ALWAYS takes place first!
What is replication.
300
Because of base pairing in DNA, the percentage of thymine molecules is about equal with the percentage of _________ molecules.
What is adenine.
300
RNA contains what sugar?
What is ribose.
300
What molecule is produced during transcription?
What is RNA molecules or mRNA.
300
Describe the 3 steps to the central dogma or the correct sequence of the transfer of information in most organisms.
What is DNA to RNA to Protein.
300
How many CODONS are needed to code for 5 amino acids.
What is 5.
400
What did Rosalind Franklin contribute to the effort to identifying the structure of DNA.
What is X-ray diffraction photos of the DNA molecule.
400
Unlike DNA, RNA contains what nitrogen base?
What is uracil.
400
How many nucleotides are needed to specify 4 amino acids?
What is 12.
400
In eukaryotes, transcription takes place in the nucleus and translation takes place where?
What is the cytoplasm.
400
A section of DNA that codes for a specific protein is called a what?
What is gene.
500
The fact that DNA runs in opposite (antiparallel) directions was discovered by which two scientists?
Who is Watson and Crick.
500
Unlike DNA, RNA contains how many strands?
What is 1.
500
T/F.
Can several different codons specify for the same amino acid?
What is True!! There are 64 different codons and only 20 different amino acids!
500
DNA strands are held together by weak _____________ bonds.