PLANT STRUCTURE QUIZ

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

the mitochondrial matrix is hypertonic to the cellular cytoplasm

mitochondria were derived from a symbiotic bacterium

mitochondria are surrounded by a semi permeable membrane

the mitochondrial matrix is hypotonic to the cellular cytoplasm

TRUE ANSWER : ?
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The element neon (Ne) has eight electrons in its outermost electron shell. How many covalent bonds will Ne readily form?

Two

None

Four

One

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Which of the following can be found as a part of the mitochondrial matrix?

Enzymes

All of these

DNA

Ribosomes

TRUE ANSWER : ?
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Which of the following is not an electron carrier class in the electron transport chain?

Flavoproteins

Iron - sulfur proteins

Cytochromes

Cytochrome c oxidase

TRUE ANSWER : ?
YOUR ANSWER : ?

Lysosomes are associated with

respiration

photosynthesis

storage

digestion

TRUE ANSWER : ?
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Which cell type is likely to have the most mitochondria?

Adipose cells

Fast-twitch muscle

Liver cells

Slow-twitch muscle

TRUE ANSWER : ?
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"The universe tends towards maximum disorder" is stated by

third law of thermodynamics

second law of thermodynamics

first law of thermodynamics

None of these

TRUE ANSWER : ?
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Cellular metabolism is an example of

equilibrium metabolism

a series of reactions that defy the second law of thermodynamics

a series of reactions occurring under standard conditions

steady-state metabolism

TRUE ANSWER : ?
YOUR ANSWER : ?

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

steroid

glycogen

glycerol

fatty acid

TRUE ANSWER : ?
YOUR ANSWER : ?

Tonoplast is a membrane around

vacuole

nucleus

mitochondria

cytoplasm

TRUE ANSWER : ?
YOUR ANSWER : ?

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