Because traits cannot be directly measured in the same way that weight can researchers think of traits as ______________ concepts

The clouds are finally gone, and the sun is shining brightly, so you decide to "catch a few rays." Unfortunately, you spend too much time in the sun and have a severe sunburn

Which neurons send messages from your burned skin to your brain to inform you of the pain from the burn? a) motor neurons b) sensory neurons c) synaptic neurons d) association neurons

Name the process of identifying genetic defects by examining a small sample of fetal cells drawn by a needle inserted into the amniotic fluid surrounding the unborn fetus

a) amniocentesis b) karyotype c) ultrasound sonography d) chorionic villus sampling (CVS)