Each DNA nucleotide consists of 3 parts: sugar (deoxyribose), base and..
What is phosphoric acid
100
DNA replication is required in order for cells to..
What is divide
100
This is the process that allows the genetic message to be copied "transcribed" into a form that can leave the nucleus.
What is transcription
100
This helps to align the mRNA to the correct position on the ribosome
What is rRNA
100
Location of where overseeing the assembly of amino acids into protein at the
What is ribosomes
200
Purines are larger double ring structures, which two bases are purines.
What is Adenine and Guanine
200
DNA replication occurs during what phase of mitosis?
What is interphase
200
Each triplet of mRNA nucleotides is called a
What is codon
200
The first codon is AUG, also know as the "start codon"... this amino acid is the first in every protein?
What is methionine
200
a region of DNA functions directly make a special type of RNA
What is a gene
300
What are complimentary base pairs? Give examples of each
What is C-G, A-T
300
This enzyme breaks the hydrogen bonds between the complementary base pairs in DNA, causing it to unzip.
What is DNA helicase
300
Thymine dose not exist in an RNA molecule, thymine is replaced by
What is Uracil
300
these help transport anticodons (complementary the mRNA) into place at the ribosome.
What is tRNA
300
The second phase of protein synthesis, occurs at the ribosomes.
What is translation
400
The parallel back bones of a DNA molecule of made up of..
What is "sugar-phosphate backbones"
400
New DNA nucleotides move into the nucleus, this enzyme ensures the nucleotides bond to the parent strand. lining up the new set of nucleotides.
What is DNA polymerase
400
The RNA nucleotides from the cytoplasm enter the ______ and bond the complementary base pairs of the DNA.
What is nucleus
400
incoming amino acids are linked together by _____ forming a __________ chain.
What is peptide bonds, peptide chain
400
an error made during one of the processes that involves base pairing between nucleotides.
What is gene (point) mutations
500
Draw a structure of DNA, include the following:
hydrogen bonds, bases, phosphates, sugars.
What is this structure referred to as?
What is chromatid
500
DNA polymerase bonds the new nucleotides forming new stands of DNA. The DNA molecules consist of..
What is an original strand and a new strand
500
Once constructed the mRNA leaves the nucleus and head to the...
What is ribosome
500
What stops the process of translation, and why does this occur?
What is the terminator codon.
The tRNA that is complementary to the stop codon does not transport the AA (therefore the sequence is ended
500
mutations commonly result from a factor from the environment called a mutagen. Two most common are radiation and chemicals. Three types of gene mutations are..