Which of the following is NOT a possible function of the extracellular matrix in animal cells?
a. enables cells to migrate along intracellular fibers
b. produce numerous channels for continuous flow of water from cells to cells.
c. permit communication between the extracellular matrix and the cells
d. helps cells have flexibility
Ans: b. produce numerous channels for continuous flow of water from cells to cells.
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Which of the following is not a way in which RecA activity is regulated?
A. transcription of the RecA gene B. autoregulation C. regulation by binding of other proteins D. regulation by other proteins that block RecA binding; for example, single-strand binding proteins (SSB) E. translation of the RecA protein
The nerve supply of the vagina is:
A. evenly distributed throughout its length. B. concentrated in the upper third around the cervix. C. scant, if not nonexistent. D. concentrated in the lower third near the introitus
Similar orders are placed in the same class
__________________ Indicate whether the statement is true or false.
Organisms are composed of molecules, which are collections of smaller units, termed:
A. electrons. B. polymers. C. ions. D. atoms. E. monomers.