What is the correct pairing of the nitrogen bases
in DNA?

Asmall metal bar, whose initial temperature was 10° c, is dropped into a large container of boiling water. how long will it take the bar to reach 70° c if it is known that its temperature increases 2° during the first second? (the boiling temperature for water is 100° c. round your answer to one decimal place.) sec how long will it take the bar to reach 98° c? (round your answer to one decimal place.)

Zeros that follow non-zeros numbers and are also to the right of a decimal point are significant

When an object is heated it contracts. a. true b. false