What about the structure of dna allows it to copy itself

Witch type of microscope is used to view very small cell components like proteins and dna?

What must be done to breed dogs for a partical trait

Iwill make you brainliest pleeze answer this fast i have to turn it in really soon brainliest promise easy question 6th grade ! a weather map shows a high pressure system with circles around it. what does this mean? a) an occluded front b) areas of equal altitude c) areas of equal pressure d) a stationary front