Biology Exam
Terms
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- in dna, there are
- a-t,c-g
- which is not true about bacteriophages?
- they are bacteria
- steppes
- russia
- bottom; includes challenger deep
- benthic
- _ showed dna to be double helix by using _
- wilkins & franklin,x-ray defraction
- what was the community that the native americans manipulated
- grasslands
- radioactive sulfur became part of the virus'
- protein coat
- discovered transformation
- griffith
- the two processes that result in the synthesis of proteins are
- transcription and translation
- _ used two radioisotopes which were _
- hershey & chase,s35 & p32
- prairie
- us
- the sides of a dna helix are held together by _ bonds
- covalent
- the greatest increase in a hornet nest occurred during August because
- there were more adults
- determined DNA is a double helix
- watson & crick
- food webs are better for an ecosystem because they are more
- stable
- mRNA is the same as
- a group of codons
- there are _ different amino acids
- 20
- which is not involved in protein synthesis
- mitochondrion
- where is a tropical rain forest located in the us
- hawaii
- among the first colonizing plants at Glacier Bay were
- weeds
- veldt
- australia
- demonstrated dna is the material responsible for transformation
- hershey & chase
- the amount of a and t are equal and the amount of c and g are equal
- chargaff
- the activity of the material responsible for transformation was stopped by _ according to experiments by _
- enzymes that destroy DNA,Avery
- there are _ different codons
- 64
- mostly in photic zone; productive area
- continental shelf
- introns are parts of a gene that are
- nonsense
- amino acids that form proteins are held together by _ bonds
- peptide
- radioactive phosphorus became part of the virus'
- dna core
- the two kinds of bacteria used by Griffith were
- S & R
- dna is the molecule that stores genetic information in the cell
- avery
- mRNA is made during the process of
- transcription
- complementary strands of dna are held together by _ bonds
- hydrogen
- the place RNA polymerase makes mRNA from DNA is the
- promoter site
- pampas
- south America
- the double helix of dna is unzipped by _ by breaking _ bonds
- dna helicase,hydrogen
- exons and introns are both parts of
- a gene
- when tRNA is working, it has _ attached to one end and _ attached to the other end
- an amino acid, an anticodon
- the place a repressor protein attaches to DNA is the
- operator site
- savanna
- africa
- translation takes place in
- a ribosome
- _ responsible for the base pairing rules
- Chargaff
- open water; not very productive
- pelagic
- when information is trasnferred from one bacterium to another resulting in a change _ is involved
- transformation
- used a bacteriophage in work
- hershey and chase
- made x-ray diffraction of photographs of DNA
- wilkins & franklin
- _ used to kinds of bacteria (S&R)
- griffith
- proteins are made during the process of
- translation