Excel's COUNT function produces a number of cells containing any value, but only COUNTIF and COUNTIFS can use conditions to narrow your results. The COUNTIF function is used for one condition, while ...
Phys.org on MSN
Genetic engineering: Changing the number of chromosomes in plants using molecular scissors
KIT researchers succeeded for the first time in reducing the number of chromosomes in a plant using the CRISPR/Cas method – surprisingly without affecting its growth The CRISPR/Cas molecular scissors ...
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