Refer to the study by Poulsen et al. and the figure above. Cultures of a species of diatom were treated with BDM, a reversible inhibitor of myosin function
Which of the following predictions is consistent with the hypothesis that an actin-myosin interaction is necessary for motility?
A) BDM will significantly decrease motility of the cells in culture.
B) BDM will not significantly alter motility of the cells in culture.
C) BDM will significantly increase motility of the cells in culture.
Answer: A
You might also like to view...
The type of cellular junction prominent in the stomach and kidney is the
A) plasmodesmata. B) gap junction. C) adhesive junction. D) tight junction. E) laminin junction.
During interphase, the chromosomes are loose and thread-like but they tightly condense in preparation for mitosis. Why?
What will be an ideal response?
A new plant species is introduced to Daphne Major and produces small, thin seeds. This plant species is highly adapted to drought and after 5 years has replaced over 80% of the native plants that produce large seeds. How will this change affect the evolution of beak size in the medium ground finch population?
A. Small beaks will be favored under all rainfall conditions. B. Large beaks will be favored in wet years and small beaks will be favored in dry years. C. Large beaks will be favored under all rainfall conditions. D. Small beaks will be favored in wet years and large beaks will be favored in dry years.
The electron transport systems in eukaryotes and prokaryotes use different electron carriers.
Answer the following statement true (T) or false (F)