Questions by Mralexhay

Questions by Mralexhay

What does the symbol R indicate in an experimental design? a. observation b. experimental variable C. comparison groups d. random assignment

asked Nov 18, 2020

1 answer

4 votes

42.8k views

One cycle in a polymerase chain reaction (PCR) involves incubating the sample at three successive temperatures: 94° C., 50° C., and 72° C. What is the goal of the third step (72° C.)?

asked May 13, 2020

1 answer

2 votes

118k views

What happened to the jewish people when they were living in Egypt?

asked Feb 20, 2019

1 answer

0 votes

122k views

The Venn diagram shows the number of students in an eighth-grade class taking art and drama as their electives. What is the probability of a student chosen at random taking either of these subjects as

asked Jan 27, 2019

2 answers

5 votes

187k views

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