The recessive allele of a gene causes Tay-Sachs disease. For the general population p = 0.937. If the general population is in Hardy-Weinberg equilibrium with respect to this gene, what proportion of babies is born homozygous recessive and therefore suffers Tay-Sachs disease?

An effect of beta-blocker drugs is to decrease blood pressure.

Mr. Davis suffered a stroke and is unable to move his left arm. His doctor informs him that the stroke damaged part of the right side of his brain (right cerebral cortex). Which statement is correct about the patient’s condition?

During an action potential, Sodium enters the cell causing depolarization.

The phrenic nerve emerges from the sacral plexus.

Cell bodies of motor neurons are located in the ________.

You would expect to find a cluster of somas

During an action potential, Sodium exits the cell causing the membrane potential to become more negative.

Opening of K+ gates cause the membrane potential to become more positive.

Receptors respond to commands from the effectors.