Plant Structure
If the ester bonds of a triacylglycerol molecule's are broken then the kind of molecule, which would be soluble in water, is

glycogen
fatty acid
glycerol
steroid

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Plant Structure
Any system that is not at equilibrium

is kinetically unstable, although it may be thermodynamically stable
requires an enzyme to reach equilibrium
is thermodynamically unstable, although it may be kinetically stable
is rushing toward equilibrium at a very rapid rate

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Plant Structure
Which of the following observations is not used as evidence to support the concept of endosymbiotic origin of chloroplasts and mitochondria?

Both strongly resemble prokaryotes, especially in size
Both have their own DNA
Both have their own ribosomes
Both can live and function independently of the cell

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Plant Structure
Cellular metabolism is an example of

steady-state metabolism
equilibrium metabolism
a series of reactions occurring under standard conditions
a series of reactions that defy the second law of thermodynamics

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Plant Structure
The mitochondria were known in the nineteenth century to be osmotically active on the basis of evidence that

mitochondria were derived from a symbiotic bacterium
mitochondria are surrounded by a semi permeable membrane
the mitochondrial matrix is hypertonic to the cellular cytoplasm
the mitochondrial matrix is hypotonic to the cellular cytoplasm

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