DNA < | > Which model best represents strand 2? Below is a model of strand 1 of a DNA double helix. Remember, all models have limitations. ​

20 points asap! question 1 - in your own words, explain the scientific evidence that supports the plate tectonic theory. question 2 - in your own words, explain why the geological structures in florida are different from the geological structures in colorado.

Which of the following was not a major animal on land during the carboniferous period? amphibians insects both a and b none of the above

Ihave no idea how to solve these. plus there's another question that is 2) a 10 kilogram meteorite is collected in space and brought back to earth. it is composed of 1.25 kg of uranium-238 and 8.75 kg of lead-206. how many u-238 half lives have passed? what is the approximate age of the meteorite?