Strangles in horses is caused by:
A. Streptococcus agalactiae
B. Streptococcus anginosus
C. Streptococcus mutans
D. Streptococcus bovis
E. Streptococcus equi
Ans: E. Streptococcus equi
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Which of the following is this an example of? A. temporal summation B. spatial summation C. action potential D. hyperpolarization
Which embryonic cell layer develops into the lining of the gut in most eumetazoans?
a. mesoderm b. epiderm c. mesoglea d. endoderm e. ectoderm
Which of the following is the correct order of events in a crawling cell?
A) protrusion at the cell's leading edge, attachment of protrusion, pulling the cell forward, release and retraction of trailing edge B) attachment of protrusion, pulling the cell forward, protrusion at the cell's leading edge, release and retraction of trailing edge C) release and retraction of protrusion, protrusion at the cell's leading edge, attachment of trailing edge, pulling the cell forward D) attachment of protrusion, protrusion at the cell's leading edge, pulling the cell forward, release and retraction of trailing edge E) pulling the cell forward, release and retraction of protrusion, protrusion at the cell's leading edge, attachment of trailing edge
Restriction enzymes are among the most useful tools for molecular biologists. They are examples of endonucleases. How do they differ from general endonucleases?
What will be an ideal response?