Recombinant DNA
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@deanjean71 I love the delete tab.
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this video helps me to understand the RECOMBINANT DNA now im ready for the test tommorow :)
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Also, many organism's dont have DNA at all but RNA (Bacteria, Virus's)
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Wow, this video came on a promo DVD/CD with a Compaq computer I bought back in 1995. Never thought I'd see it again. How old is this animation?!
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"Every organism has millions of strands of DNA in each cell"
Nope.
Most bacteria have ONE circular strand.
Most human cells have
23 chromosomes X 2 copies=46 strands of DNA
Plus several thousand copies of very small circular mitochondrial DNA.
grillapineapple 2 years ago 22
OOOOh, do the ARN'T to scale... got it!
emmapassey1 1 year ago