11.   Once the virus learns to use fusin, cells begin to die off at an alarming rate.

12.   Remove the barrier and the cells soon begin releasing photons in synchrony.

13.   Soon, because the body has no glucose for fuel, cells begin burning fat from the diet instead, which slows the frantic firing of brain cells.

14.   Sure enough, the artery cells began releasing proteins called cytokines, which promote inflammation.

15.   That step is when cells crucial to forming new blood vessels begin to penetrate tissues in order to reach the tumor.

16.   That was the year when an Al Qaeda cell began to operate there.

17.   The cell begins to multiply until there is a large enough mass of cells to implant in a surrogate mother, who will carry the clone until birth.

18.   Then the cells began growing long fibrous extensions, just like nerve cells.

19.   They can even pinpoint where in the brain the cells begin to die.

20.   Tumor cells simply begin to die.

n. + begin >>共 1326
company 1.92%
talk 1.47%
season 1.44%
trial 1.32%
government 1.26%
official 1.15%
people 1.01%
police 0.93%
work 0.90%
game 0.72%
cell 0.06%
cell + v. >>共 409
be 16.86%
have 5.47%
divide 3.10%
produce 2.91%
grow 2.37%
die 2.37%
become 2.23%
begin 1.65%
contain 1.55%
make 1.45%
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