Cell Differentiation
DNA Structure
DNA Replication
RNA Transcription and Translation
Mutations
100
Stem cells are unique because they have not yet completed this process.
What is cell differentiation?
100
This forms a base pair with thymine
What is adenine?
100
If a DNA strand has bases TACCG, it will produce a strand with these bases
What is ATGGC?
100
This is produced during transcription
What mRNA?
100
A mutation that involves one or a few nucleotides is called this
What is a point mutation?
200
Adult skin cells can no longer become other types of cells because they have already undergone this.
What is differentiation?
200
These scientists figured out that the shape of a DNA molecule is a double helix
Who are Watson, Crick, Franklin?
200
In eukaryotes, DNA is found here
What is the nucleus?
200
This type of RNA brings the information in the genetic code from the nucleus to other parts of the cell
What is mRNA?
200
Information is lost when a chromosome undergoes this type of mutation
What is a deletion?
300
Stem cells taken from embryos are this because they can become any type of cell.
What is pluripotent?
300
Chicken DNA contains 28%-adenine, 21% cytosine: the amount of guanine would be
What is 21%
300
This enzyme adds bases to a strand of DNA
What is DNA polymerase?
300
A codon consists of this number of nucleotides
What is 3?
300
Inversion is an example of this type of mutation
What is a chromosomal
400
List 2 potential benefits from stem cell research
What is repair the damage from heart attacks, stroke, spinal cord injuries?
400
A nucleotide contains these 3 parts
What is a phosphate, sugar and nitrogenous base?
400
Eukaryotic DNA molecules need to be carefully copied and sorted, especially in the formation of this type of cells during meiosis.
What is egg or sperm?
400
The three types of RNA are
What is mRNA, tRNA, rRNA?
400
Insertions and deletions that change the entire genetic message after the mutation are called these
What is a frameshift mutation?
500
Watson and Crick discovered the 2 strands in DNA are in this shape
What is a double helix?
500
Chromatin contains proteins called these.
What are histones?
500
The tRNA bases called this are complementary to three consecutive nucleotides on an mRNA molecule.
What is anticodon?
500
The element bromine can cause a genetic change so bromine is this
What is a mutagen?
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