This is - what this diagram shows you is-- the forces that hold these individual strands of DNA into a double stranded form.

你们可以看看这个图表,演示了连接两条DNA长链为双螺旋,结构的化学力

耶鲁公开课 - 生物医学工程探索课程节选

Estrogen can combine with this receptor to form a new sort of unit which interacts with DNA.

雌激素能够与受体相结合,形成一个新结构单位与DNA相互作用

耶鲁公开课 - 生物医学工程探索课程节选

When these nucleotides get polymerized to form a long DNA molecule they all get polymerized in exactly the same way, the chemistry is the same.

当这些核苷酸多聚化,形成一条长链DNA分子时,它们的聚合方式和,化学结构都完全相同

耶鲁公开课 - 生物医学工程探索课程节选

It took several days to "write" the DNA form of the book, and even longer to read it back.

WSJ: Harvard Researchers Turn Book Into DNA Code

Biologist James Watson and physicist Francis Crick realized our DNA molecules form a three-dimensional double helix in 1953.

CNN: 5 cool things DNA testing can do

These symbols represent the four basic chemical letters, or bases, the body uses to form DNA--guanine, cytosine, adenine and thymine.

FORBES: Magazine Article