Science
wait nevermind. i figured it out. do you by any chance know how DNA unzips? i cant find anything
Science
alright, thanks. im still confused though
Science
what does DNA stand for? What is a gene? Where in the cell are chromosomes located? what two scientists established the structure of DNA? DNA is sometimes descrived as twisted ladder. What is this shape called? What forms the backbone of DNA? What forms the rungs of the ladder...
social studies
what are these people famous for? like what did they do?: Henry the navigator Bartholomeu Dias hernan cortes queen isabella Ferdinand Magellan Martin Luther Montezuma Leif erikson
Math
or not? you never replied?
Math
16+8n?
Math
thanks. what about: -2(-5 - 4n) + 6
Math
are these right? im suppose to use like terms. 5z + 2(x + 3) - z dont solve it just simplify it. please give me a step to step process?
Science
thanks. what is 227 - 89? i dont have a calculator on hand
Science
How many neutrons in actinium?
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