Questions by Jin Liu

Questions by Jin Liu

Is it true that researchers looking for cause-and-effect relationships will most often use epidemiological studies because they are the most beneficial for answering these types of questions?

asked Mar 11, 2021

1 answer

1 vote

160k views

Two divers are swimming in the clear ocean water at a depth of 150 m. The first diver is wearing a white wetsuit. When the second diver sees the first diver at that depth, which of the following colors

asked Oct 27, 2020

1 answer

5 votes

43.0k views

- What is the ecological relationship between insects and crops? (A) predation (B) competition (C) mutualism D) commensalism

asked Jul 24, 2020

1 answer

1 vote

201k views

Approximately how many milligrams of sodium remain after 8.4 years?

asked May 23, 2020

2 answers

1 vote

214k views

Explain how you can find whether 5/6 or5/8 is greater

asked Apr 1, 2020

2 answers

5 votes

25.5k views

What is the solution of 1/x+1/3<1/5

asked Apr 7, 2019

2 answers

3 votes

64.0k views

(11 points) can y'all do science on this app just wondering?

asked Jan 21, 2019

2 answers

0 votes

32.4k views

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