1. The abscission layer is fully formed and present all year long, but it causes leaves to turn
color in the fall when its cells begin to die and harden.
2. Why must phloem be alive to function?
a. It doesnt; phloem is dead at maturity
1. Which organisms are used to make the majority of human insulin, what category of
2. Electrophorosis Used for DNA sequencing to separate DNA fragments, How do you
separate the fragments
3. RNA can serve as a template for the production of
Origin ID: DALA (248)508 4916
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ONEPLUS AUTHORIZED REPAIR CENTER
4051 N. Hwy. 121
Transpiration provides the main force
Water potential regulates the movement of water through a
Water moves from the soil into the plant only if water potential
of the soil is greater than in the root.
Water in a plant moves along a yw gradie
Female gametes secrete pheromone to attract male gametes.
Giant mitochondria in its zoospores
Digest plant biomass in mammalian herbivore rumens
Some mammals depend on fungi for sufficient calories
Greatly reduced mitochondria lack c
Movement of water at cellular level
Water can diffuse through plasma membranes.
Osmosis is enhanced by aquaporins.
Other substances depend on protein transporters.
Facilitated diffusion or active transport
ATP-dependent hydrogen ion pumps often fuel
Obligate, intracellular, animal parasites
Long thought to be protists
Ancestors lost them
Commonly cause disease in immunosuppressed patients
Infect hosts with their spores, which contai
Apoplast route movement through the cell walls and the
space between cells
Avoids membrane transport
Symplast route cytoplasm continuum between cells
connected by plasmodesmata
Transmembrane route membrane transport between
cells and across the membranes
Glomeromycetes are a tiny group of fungi (150 species).
Form intracellular associations with plant roots called
Cannot survive in absence of host plant
Glomeromycetes provide essential minerals
Basidiocarps (mushrooms) are formed entirely of secondary
Contain about 75% of the known fungi
Includes bread yeasts, common molds, cup fungi, truffles, and morels
Serious plant pathogens cause of chestnut blig
When Charles Darwin first began pursuing his education it was through the University of
Edinburgh that he attended with his brother in 1825. His initial purpose for attending school was
for medicine. During some of