Dog breeds like Boston terriers, Pugs, and English Bulldogs are commonly referred to as brachycephalic dogs due to their short snout (brachy = short, cephalic = head.) As a result of a short snout, these dogs typically have difficulty breathing, trouble breathing, trouble with exercise and shortened lifespans. Explain how artificial selection could cause these significant health problems in a dog breed (remember, they did not create these health problems on purpose)

What is the correct trna sequence that would match the following mrna sequence.gcgaua

8) animals respond in various ways to stimuli detected through their senses. some of these responses are stimulated by the presence of danger. which of these animal responses is the best example of a response to an immediate threat? a) a rooster crows every morning at the first sign of light. b) as something approaches an octopus, it shoots a cloud of ink. c) from late fall until spring, bears hibernate to preserve energy. d) a dog is getting hot in the sunlight, so he moves to a shaded area.

Hemoglobin is a proton that carries oxygen around the body what is hemoglobin made from