8. What happens to the sister chromatids in meiosis II? A. They duplicate.
B. They are divided.
C. They do not take part.
D. They remain together.

c.) polymerase chain reaction

- "unlike the original dna fingerprinting method, dna profiling does not use restriction enzymes to cut the dna. instead it uses the polymerase chain reaction (pcr)? to produce many copies of specific str sequences. pcr is an automated procedure that generates lots of copies of a specific sequence of dna."

oxygen +1 most likely

the most common type of reef is the fringing reef. this type of reef grows seaward directly from the shore. they form borders along the shoreline and surrounding islands.

airlines i think? or a cruise boat? does this work out for u? ?