What does the hemoglobin similarity between several mammal species demonstrate?

Please hurry it’s due tonight!

Brainliest goes to first explain why or why not in approximately 100 words. should scientists who identify genes and create new genetic engineering techniques have the right to patent their methods for their own profit?

Why reason best illustrates why hershey and chase chose to use viruses in their experiment?

The “ecological footprint” left by a citizen of a developed nation is about four times larger than that left by a citizen of a developing nation. why is this the case?