Tubulin is to microtubules as ________ is to microfilaments

Fill in the blank with correct word.


Answer: actin

Biology & Microbiology

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Which of the following statements best summarizes the second law of thermodynamics? a. Entropy increases spontaneously

b. Energy flows from the sun, through producers, to consumers. c. Entropy decreases spontaneously. d. Work occurs as energy is transferred from one place to another.

Biology & Microbiology

Toxic oil compounds' effects on the invertebrates include(s):

a. tainted flesh moving up the food chain. b. all invertebrates are tolerant of oil pollution. c. acting like a narcotic. d. both a and c

Biology & Microbiology

Which gametes can a RrYy plant produce?

A. RY or ry B. R or r C. RY, Ry, rY, or ry D. RrYy E. Rr or Yy

Biology & Microbiology

An earthquake decimates a ground-squirrel population, killing 98% of the squirrels. The surviving population happens to have broader stripes, on average, than the initial population

If broadness of stripes is genetically determined, what effect has the ground-squirrel population experienced during the earthquake? A) directional selection B) disruptive selection C) a founder event D) a genetic bottleneck

Biology & Microbiology