subject
Biology, 27.02.2021 02:20 bgallman153p71edg

What is used as a control in this experiment? (Note: not all tests used a control). What is the purpose of having a control? What is the difference between positive and negative controls?

ansver
Answers: 3

Another question on Biology

question
Biology, 21.06.2019 21:20
Indicate whether the following statements about the biases in the fossil record are true or false. a) inland species are more likely to be preserved than marine species b) organisms with hard body parts are more likely to be preserved than are those composed soft tissues. c) species that existed over a larger area are more likely to be preserved than species existing over a smaller area. d) organisms that lived very long ago are more likely to be found as fossils than organisms that lived relatively recently e) the fossils of larger organisms are more likely to be found than the fossils of smaller organisms
Answers: 2
question
Biology, 21.06.2019 22:00
Hey me with this one❀❀❀❀ every organism needs food. does a cell also need it? explain very briefly.
Answers: 2
question
Biology, 22.06.2019 01:00
What element does susan b. anthony include in this passage to strengthen her argument?
Answers: 1
question
Biology, 22.06.2019 02:00
Which units ate used to measure both velocity and speed? check all that apply
Answers: 1
You know the right answer?
What is used as a control in this experiment? (Note: not all tests used a control). What is the purp...
Questions
question
English, 13.03.2021 02:30
question
Mathematics, 13.03.2021 02:30
question
Social Studies, 13.03.2021 02:30
question
History, 13.03.2021 02:30
question
Mathematics, 13.03.2021 02:30
question
Arts, 13.03.2021 02:30
Questions on the website: 13722361