Select the following that are examples of technology in science. Check all that apply.

Hershey and chase confirmed that dna, not protein, was the genetic material. how do the results of their two experiments support this conclusion?

Part a - which gene to compare? in this exercise, you will use the cytochrome c oxidase i (coi) gene to investigate relationships among salmon species. (this gene encodes a protein that functions in the mitochondrial electron transport chain.) you will compare the coi gene sequences from your salmon test samples to the standard sequences for each salmon species. in order for the coi gene to be useful for distinguishing among the different salmon species, which three statements must be true?

Which of the following correctly describes the appearance of muscle tissue found in the heart? (2 points) single-nucleus, non-striated, short cells single-nucleus, striated, branching cells multinucleated, non-striated, branching cells multinucleated, striated, long threadlike cells