The rate of diffusion is affected by what?

Fill in the blank(s) with the appropriate word(s).


temperature, size of molecules, and steepness of the concentration gradient

Biology & Microbiology

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Muscle fibers generate maximum force:

A. at intermediate lengths. B. when pulled to long lengths before contraction. C. when contracting at short lengths. D. when the myosin filaments contact the Z discs. E. when the overlap between actin and myosin is minimal.

Biology & Microbiology

What is the first step in the major events of the inflammatory process?

A. Injury and mast cells releasing chemical mediators B. Activation of complement C. Scar formation and/or resolution D. Vascular reactions E. Formation of pus and edema

Biology & Microbiology

A falling tide is called a(n):

a. flood tide. b. spring tide. c. neap tide. d. ebb tide. e. mixed tide.

Biology & Microbiology

Eukaryotic chromosomes contain two general domains that relate to the degree of condensation. These two regions are ________

A) void of introns B) each void of typical protein-coding sequences of DNA C) separated by large stretches of repetitive DNA D) uniform in the genetic information they contain E) called heterochromatin and euchromatin

Biology & Microbiology