How does an enzyme work to catalyze a reaction?
It supplies the energy to speed up a reaction.
It lowers the energy barrier needed for reactants to achieve the transition state.
It lowers the energy of activation of a reaction.
It supplies the energy to speed up a reaction and lowers the energy barrier needed for reactants to achieve the transition state.
It lowers the energy barrier needed for reactants to achieve the transition state or lowers the energy of activation of a reaction.
It lowers the energy barrier needed for reactants to achieve the transition state or lowers the energy of activation of a reaction.
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To date, more than 300 plant genomes have been partially or fully sequenced
Indicate whether the statement is true or false.
________ measured the cognitive style of first-year university students and characterized them as high risk or low risk for depression. The high-risk students who exhibited a negative thinking style proved to be much more vulnerable to depression.
Fill in the blank(s) with the appropriate word(s).
The respiration (release of energy from food) of carbohydrates occurs in the
A. lysosome. B. mitochondria. C. chloroplasts. D. flagellum.
The generative cell of male angiosperm gametophytes is haploid. This cell divides to produce two haploid sperm cells. What type of cell division does the generative cell undergo to produce these sperm cells?
A) mitosis B) meiosis C) mitosis without subsequent cytokinesis D) meiosis without subsequent cytokinesis