PB Ch - 6 HW terms answers
1. Bacillus thuringiensis
Definition: Bacillus thuringiensis is a soil-borne bacterium that produces
an insecticidal crystal protein (ICP) popularly known as cry protein during
Example: Bacillus thuringiensis strain
Chapters 8 term answers
Virus: the simplest form of life on earth that must have a host in order to reproduce.
Example: TMV, CaMV
Significance: Viral diseases accounts for multi-billion dollar crop loss in the US.
Gene silencing: A mec
PB Ch 7 HW terms answers
Definition: Monocultures are situations in which most of the cultivated
crops are descendent of one genetic stock
Example: Hybrid corn from CMS T lines
Significance: It makes the crops prone to severe or epidemic at
PB Ch 5 HW terms
BIOL 650: Plant Biotechnology
Definition: A chemical that is used to kill weeds.
Example: Roundup (Glyophosate)
Significance: Removal of biotic stresses that affects the growth or yield of a crop.
2. Competitive inhibition
Ch 4 term list
1. Binary vector
Definition: Binary vectors are cloning vectors capable of replicating in both E. coli and
Example: plasmid/ pBIN19 and pGreen
Significance: As a tool in genetic engineering this approach allows for
1. Agrobacterium tumefaciens
Definition: A soil-borne, Gram-negative, rod-shaped, motile bacterium. It is the causative
agent of crown gall disease.
Example: LBA 4404 and EHA105
Significance: Agrobacterium tumefaciens developed the ability to genetically
BIO 460- Ch 2 term answers 01/23/2012
1. Plant Tissue culture
Definition: Plant tissue culture is an aseptic and non-traditional method of clonal
plant propagation from explants.
Example: Organogenesis or Micropropagation.
Significance: It allows producti
Plant Biotechnology Ch -1 term with answers
1. Nucleic Acids
Definition: A macromolecule that is composed of repeating nucleotide units.
Example: DNA, RNA
Significance: Nucleic acids carry the instructions of the synthesis of different
proteins that shape