How is water transported upward from roots to shoots and leaves?

What happened to rosalind franklin in 1956?

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

Guinea pig coat color is determined by a single gene. the allele for black coat color is dominant to brown. in a cross between twoblack-haired guinea pigs, 20 offspring are born. if both parents were heterozygous, probability would predict that approximately howmany of the 20 offspring would have brown hair?