Plants obtain water from air as well as rain, carbon dioxide from the atmosphere and expelled human breath, energy from the sun.
Sorry b, gonna need to know that the observations are.
During the sanger dideoxy sequencing method of determining the sequence of DNA, the purpose of the dideoxy nucleotide is to amplify a target segment of DNA.
<h3>What is DNA?</h3>
This is referred to as deoxyribonucleic acid and is the genetic material of living organisms. They are composed of chains of nucleotides which ensures that traits are passed from the parent to offspring.
The purpose of the dideoxy nucleotide in DNA sequencing is to amplify a target segment of DNA so that the DNA sequence can be determined precisely.
Read more about DNA here brainly.com/question/16099437
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D-the mantle gives off heat that melts the rock
The answer to that is biosphere