Who is credited whit creating the first accurate model of dna a. rosalind franklin b. friedrich miescherc. james watson and francis crick d. marshall nirenberg and heinrich matthaei

What kind of seafood would you expect to have the highest levels of mercury and why? kelp, because they use the sun to photosynthesize on the bottom trophic level. oysters, because they filter feed on plankton on a lower trophic level. small fish, because they eat plankton on a higher trophic level. sharks, because they feed on organisms on a higher trophic level.

Matched chromosomes carrying information about the same characteristics in the organism are called

Need with these questions . need the answers in a rush for these questions are the answers i put down are correct or not? ?