The block that resulted in a change in L of 0.65 cm for Spring B had a mass that was how many times as great as that of the block that resulted in a change in L of
0.33 cm for the same spring?

How are proteins and nucleic acids related? they both provide energy. they both carry genetic information. the structure of proteins is determined by nucleic acids. the subunits of nucleic acids are also the subunits of proteins.

Mulitple choice which of the following is a function of the nucleus? a. stores dna b. stores sugars c. builds proteins d. packages proteins

Discuss the similarities and differences between whale flippers and tail flukes(*back fins, not the fish) and fish fins, using the scientific terms "homologous structures" and "analogous structures" in the discussion (5-7 sentences)