PLANT STRUCTURE QUIZ

The composition of the inner mitochondrial membrane is most like that of

some bacterial plasma membranes

the outer mitochondrial membrane

the cell's plasma membrane

the nuclear membrane

TRUE ANSWER : ?
YOUR ANSWER : ?

Lysosomes are associated with

digestion

photosynthesis

storage

respiration

TRUE ANSWER : ?
YOUR ANSWER : ?

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

mitochondria are surrounded by a semi permeable membrane

mitochondria were derived from a symbiotic bacterium

the mitochondrial matrix is hypertonic to the cellular cytoplasm

the mitochondrial matrix is hypotonic to the cellular cytoplasm

TRUE ANSWER : ?
YOUR ANSWER : ?

A cell without cell wall is called

none of these

symplast

protoplast

apoplast

TRUE ANSWER : ?
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Which of the following functional groups would make a carbon-based compound the least polar?

Phosphate

Methyl

Amino

Carboxyl

TRUE ANSWER : ?
YOUR ANSWER : ?

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

Ribosomes

All of these

DNA

Enzymes

TRUE ANSWER : ?
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Cellular organelles are embedded in the

cytosol

endoplasmic reticulum

cristae

microtubules

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Any system that is not at equilibrium

requires an enzyme to reach equilibrium

is kinetically unstable, although it may be thermodynamically stable

is thermodynamically unstable, although it may be kinetically stable

is rushing toward equilibrium at a very rapid rate

TRUE ANSWER : ?
YOUR ANSWER : ?

What is the source of free energy (ΔG) for moving protons out of mitochondria against their concentration and electrical gradients?

ATP

Glycolysis

The redox reactions of electron transport

Creatine phosphate

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?

Four

One

Two

None

TRUE ANSWER : ?
YOUR ANSWER : ?