The star Rigel has a temperature of 12,300 degrees Celsius and has a luminosity of 55,000 solar luminosity units. At which letter on the HR Diagram would you place Rigel?

Question 1 options:

A

B

C

D

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."

which

what is a measurement of the earth’s history divided into time periods?

> fossil record <

sedimentary rock

> geologic time scale <

radioactive elements

. the sierra madre fault zone of southern california

. the san andreas fault california

answer; the above statement/question is (false);