What is the mutation responsible for sickle cell disease

1. which of the following is correct regarding opiates/opioids: a. they all have a natural component as a starting pointb. they have low addiction possibilitiesc. methadone binds to some of the same receptorsd. a and care correcte. all are correct

Based on anatomical similarities, to which modern animal is dr. digger’s creature most closely related?

Which anatomical plane is the only one that could not show both the sternal region and vertebral region