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MATCH one of the chapter terms to the definition below: Spontaneous diffusion across a plasma membrane requiring a transport protein. (enter your number choice):

C4 photosynthesis (select all that apply)

MATCH one of the chapter terms to the definition below: Experimental subjects do not know which treatment (if any) they are receiving. (enter your number choice):

Select the subcellular structure from the table below to MATCH with the definition below: Pores surrounded by special proteins, important in cell-cell communication, that form open channels between two cells to allow salts, sugars, amino acids and the chemicals that carry electrical signals to pass through, but are too small for the passage of organelles or very large molecules such as proteins and nucleic acids. (enter your number choice):

Select the subcellular structure from the table below to MATCH with the definition below: Short projections that occur in large numbers on a single cell that beat swiftly, often in unison. (enter your number choice):

MATCH one of the chapter terms to the definition below: Any experimental condition applied to the research subjects. (enter your number choice):

Triiodothyronine binds to nuclear receptors, which in turn bind to recognition sites in DNA to alter transcription.

MATCH the clinical symptom, prognathism, to the endocrinopathy from Table 1 that produces it: (enter your number choice):

MATCH one of the chapter terms to the definition below: A pill that looks identical to the tablet containing the test substance but contains no active ingredient. (enter your number choice):

Use TABLE 2 to MATCH the following: Produced in the Pars intermedia. (enter your number choice):