the name of the narrowed region within a chromosome
What is a centromere
100
in Griffith's experiment, S strain causes mice to _____ while R strain causes mice to __________
What is to die and live
100
Who constructed an accurate model of DNA
Who are Watson and Crick
100
DNA replication is known to be done in this fashion
What is semiconservative
100
the percent of implanted cloned embryos surviving to birth
What is 2%
200
the name of the protein wraps around
What is a histone
200
Griffith's experimental significance
What is to demonstrate harmless bacteria can be transformed into disease causing bacteria by bacteria transforming agent
200
These are the 4 nitrogenous bases in DNA
What are Adenine, Guanine, cytosine, thymine
200
The name of the enzyme that unzips the DNA by breaking the nitrogenous base hydrogen bonds
What is helicase
200
4 goals of cloaning
What are: bringing species back from extinction, increasing endangered species, cloning valuable livestock, forming replacement organs
300
the name for the 2 exact copies of DNA attached at a centromere prior to cell division
What are sister chromatids
300
In Griffith's experiment the R strained + heat killed S strains of pneumonia in the syringe
What is show live S strain bacteria in the mouse's blood
300
Chargaff discovered this
What is the base-pair rule
300
DNA polymerase assembles new strands in this direction
What is 5' to 3'?
300
another name for adult cloning
What is somatic cell nuclear transfer?
400
the name for DNA and its accompanying histone proteins it is wrapped around
What is a nucleosome
400
Hershey and Chase's experiment proved
What is DNA is the encoding material, not proteins
400
Rosalind Franklin was excellent at this and led to the discovery of DNA structure (by people whom stole her information)
What is X-ray diffraction
400
in labeling your notes with the original parent template strand of DNA "A" and "D" and the newly formed complimentary strands "B" and "C", which strand is the exact copy of A?
What is C
400
3 characteristics of embryo cloning are these
What is it can occur in nature as identical twins, does occur with the combining of 2 parents, can be done in the lab as "artificial twinning"
500
The backbone of DNA (side rails of the ladder) are made of these
What is alternating sugar and phosphates
500
Hershey and Chase's experimental significance was
What is bacteriophages transfer DNA, not protein into their hosts
500
the rungs of the ladder of DNA are made of this
What are nucleotide base pairings
500
DNA mutations have what 4 characteristics?
What is, can be cancerous, can be passed to the next generation if in the gametes, can occur as DNA is replicated, can't be repaired after replication
500
Adult cell cloning has these 5 characteristics
What is it involves an egg cell with its nucleus removed, it may involve nuclear transfer and differentiated cells, it involves rewinding the developmental clock, it does not occur in nature.