A. Microfilaments
B. Microtubules
C. Intermediate filaments
D. Cytoskeleton
Enzymes __________________ the activation energy of a chemical reaction?
A. Increases
B. Decreases
C. Does not effect
D. Increases or decreases depending upon the individual enzyme
Lock and Key model was proposed by______________?
A. Emil Fischer
B. Koshland
C. Robin Williams
D. Rudolph Virchow
_____________ are diffused very slowly through plasma membrane.
A. Disaccharides
B. Oligosaccharides
C. Proteins
D. Fats
Which neurotransmitter works as both Neurotransmitter and Hormone?
A. Glycine
B. Lysine
C. Endorphins
D. Excitatirs
Of the following which one is not included in Proterostomes?
A. Arthropods
B. Hemichordates
C. Annelids
D. Molluses
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