Which one of the following is NOT true of the corticospinal tracts? most of their neurons cross to the opposite side of the cord in the medulla.
they carry motor nerve impulses.
their neuron cell bodies lie in the precentral gyrus.
they travel the cord as lower motor neurons.

Describe the impact of deforestation of both abiotic and biotic factors within the tropical rainforest.

What is used as a template during replication? a- mrna b- trna c- rrna d- dna

Mike wants to negatively charge a small rubber ball. which of these methods would successfully charge the ball? a) heating the ball in boiling water b) running the ball over a strong magnet c) rubbing the ball back and forth on carpet d) dropping the ball from a tall bulding submit hint forces in nature (s8p5.b) conductors and insulators id: 10402 hint electrons must be transferred.