Which biological catalyst lowers the activation energy of a reaction?

A) salt B) enzyme C) carbohydrate D) lipid


Answer: B

Anatomy & Physiology

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In the word leuk/o/cyt/o/penia, the element "leuk" is the ________________________________________

Fill in the blank(s) with correct word

Anatomy & Physiology

When all three cone populations are stimulated equally, we perceive

A) red. B) blue. C) green. D) white. E) blackness.

Anatomy & Physiology

When a single atom of one molecule trades places with a single atom of another molecule, the swapping is called a ________ reaction.

A. neutralization B. replacement C. degradation D. ionization

Anatomy & Physiology

Who discovered that the brain had both white and gray matter and that fiber connect the two halves of the brain?

A. Spurzheim B. Hall C. Broca D. Gall E. Flourens

Anatomy & Physiology