Human babies have a gene that produces an enzyme that breaks down the sugar found in milk. Over time, this gene is shut off in most adult humans. A mutation in this gene allows some adults to continue to drink milk without discomfort. Why would this mutation have allowed early humans to survive?.

It is important to prepare both your mind and body to adequately prepare for success the day of the act exam. in a short paragraph describe some of the ways you can prepare your mind and body the day of the exam. feel free to include additional preparation tactics beyond what is included in this lesson. pz

Which of these is not a function of shock absorbers?

In anton chekhov’s the proposal, lomov talks about how much land he owns instead of making romantic gestures while trying to propose to natalya. which idea influences lomavs behavior