Each of the following are true of enzymes except

A) They can be used over and over
B) They increase the activation energy of a reaction
C) All of the choices are true of enzymes
D) Their active site is specific to the substrate
E) They may or may not require cofactors


B) They increase the activation energy of a reaction

Biology & Microbiology

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All of the members of the same species occupying the same area at the same time constitute a(n):

a. individual b. population c. community d. ecosystem e. biosphere

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In eukaryotes, photosynthesis takes place inside ________.

A. the cytoplasm B. mitochondria C. central vacuoles D. chloroplasts E. the Golgi apparatus

Biology & Microbiology

Each class can be split into several kingdoms

Indicate whether the statement is true or false

Biology & Microbiology

In the moss life cycle, the ________ generation is dominant.

a) diploid gametophyte b) haploid sporophyte c) diploid sporophyte d) haploid gametophyte e) diploid antheridium

Biology & Microbiology