Most people with the dominant mutant polydactyly allele have extra digits, but at least 25% have the normal number of digits. what is the genetic explanation for this observation?

Look at the following answer choices and determine which belongs in the both category. testable, can be disproven explains natural phenomena, has evidence to support it prediction, tentative, one or more scientists working together well established, many different scientists working independently, highly reliable

Actual age your first developed of age well comparison age refers to absolute age true or false

Match the examples to the correct level of organization. 1. system level roses, snakes, puppies 2. organism level roots, stamens, leaves 3. tissue level bone, cartilage, blood 4. organ level heart, veins, arteries