If you wanted to confirm the presence of past infection, you would choose to perform a diagnostic technique based on Group of answer choices bacterial transformation, followed by antibiotic selection. PCR or RT-PCR, depending on the genetic material of the pathogen. restriction enzyme reaction. ELISA. CRISPR.

i believe it's c. the trait for large beaks will be passed on to future generations through natural selection.

since eventually smaller beaks would have to find another source of food or even eventually just die out from the lack of food.

the alkaline earth metals (beryllium (be), magnesium (mg), calcium (ca), strontium (sr), barium (ba), and radium (ra)) are a group of chemical elements in the s-block of the periodic table with very similar properties: shiny. silvery-white. hopefully this ? i didn't fully understand the question

answer///unconditioned stimulus;