agriculture
True or False, if false make true
Tomatoes and potatoes originated from asia and traveled to south america as a result of the columbian dietary shift
False, tomatoes and potatoes are from south america
downfalls of gr
Decreased native abundance, Increased dependence on few crops, Impacts of pesticides and fertilizers, Degraded the environment, Increase in energy consumption, Increase in ag pollution (water and soil)
What does roundup - ready mean?
Crops genetically engineered to be roundup resistant (glyphosate resistant)
What biologically active plant chemicals are located in the vacuoles?
glycosides
Cannabis (aka Marijauna, Hemp) center of Origin
China
Describe the difference between domesticating an acorn and an almond
acorns have multiple toxic genes = harder
almonds have one toxic gene = easier
What negative effects did India experience from the Green Revolution?
Oversaturation of nitrogen
Environmental degradation
Water depletion (using monsoon water to quickly)
Tapped into old ground water (laden with arsenic)
Where to find Bt in Bt crops ?
every single cell
What modifies nervous system function often through mimicking, modifying, or otherwise affecting the function or metabolism of neurotransmitters
psychoactive chemicals
True or False: The United States government has always been against the use and growth of Cannabis and has always had a ban in place
False, in 1776 American colonies received orders to produce hemp. Later in 1940s hemp was completely banned across the US
As plants grow from seedling to maturity, they gain biomass. Which of the following contributes the greatest percentage to a mature plant’s dry mass [weight after water removed]
carbon dioxide (CO2) from the atmosphere
difference between monoculture and polyculture
yeah
Damaging human health effects that have been found from roundup aka glyphosphate?
kills beneficial gut bacteria, found in urine, found in breastmilk, endocrine disruptor
The site of transmission of electric nerve impulses between two nerve cells
synapse
Source of the plant chemicals used to make morphine
poppy latex
What dangers does the historical example of the Irish Potato famine show?
Dangers of relying on limited crop varieties
Which gene was deactivated in FLAV-R-SAVR tomatoes?
Pectinase gene (to prevent softening)
benefits of pre-harvest spraying (desiccating)
Kills crop to allow uniform dying
Allows earlier harvest
Used for staple crops such as wheat, rye, oats, lentils
what neurotransmitters are reused, rather than synthesized new each use?
Norepinephrine & Serotonin
Opium mode of Action/Effects on Nervous System
Neuropeptide Mimic
Explain genetic engineering and how it works
Allows manipulation of individual gene through inserting a gene into the plasmid
How do neonicotinoids target the pests?
They block neurotransmitters
What protects against a completely Bt resistant pest population?
refuge requirement
Which alkaloid was used to combat malaria in the 1600s?
Quinine
How did indigenous people use Erythroxylum coca (Source of Cocaine)
Leaves chewed to relieve hunger and fatigue