Former Vice President Joe Biden Joe BidenOmar fires back at Trump over rally remarks: 'This is my country' Trump mocks Biden appearance, mask use ahead of first debate Trump attacks Omar for criticizing US: 'How did you do where you came from?' MORE and Sen. Amy Klobuchar Amy KlobucharSocial media platforms put muscle into National Voter Registration Day Battle lines drawn on precedent in Supreme Court fight Sunday shows - Ruth Bader Ginsburg's death dominates MORE (D-Minn.) hold the strongest advantage over President Trump Donald John TrumpOmar fires back at Trump over rally remarks: 'This is my country' Pelosi: Trump hurrying to fill SCOTUS seat so he can repeal ObamaCare Trump mocks Biden appearance, mask use ahead of first debate MORE in Michigan among the 2020 Democratic field, according to a poll released Tuesday.

In the Emerson College survey, Biden leads Trump in a head-to-head match-up — 54 percent to 46 percent — while Klobuchar garnered 53 percent of the vote to the president's 47 percent in a hypothetical race between those two.

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Biden also led 2020 Democrats in a poll of primary candidates, earning the support of 40 percent of registered Democrats. Klobuchar, meanwhile, garnered just 5 percent among Democratic respondents.

Sen. Bernie Sanders Bernie SandersButtigieg stands in as Pence for Harris's debate practice Bernie Sanders warns of 'nightmare scenario' if Trump refuses election results Harris joins women's voter mobilization event also featuring Pelosi, Gloria Steinem, Jane Fonda MORE (I-Vt.) came in second, with support from 23 percent of Democratic respondents, and performed almost as well as Klobuchar against Trump in a hypothetical head-to-head contest in the state that voted for Trump in 2016.

A Sanders-Trump contest showed the Vermont independent with 52 percent of the vote among all respondents compared to Trump's 47 percent.

Sanders was also buoyed by support from Biden's voters, according to the poll, with 42 percent saying Sanders would be their second choice in a Democratic primary if Biden, who has yet to announce a bid, does not enter the race.

The Emerson College poll surveyed 743 registered voters in the state between March 7-10 with a margin of error of 3.5 percentage points.