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A(n) ________ is a sudden, permanent change in a sequence of DNA. a. allele b. chromosome c. epigenetic d. mutation

________ refers to a person’s genetic makeup,while ________ refers to a person’s physical characteristics. a. Phenotype; genotype b. Genotype; phenotype c. DNA; gene d. Gene; DNA

________ is the field of study that focuses on genes and their expression. a. Social psychology b. Evolutionary psychology c. Epigenetics d. Behavioral neuroscience

Humans have ________ pairs of chromosomes. a. 15 b. 23 c. 46 d. 78

The ________ receive(s) incoming signals from other neurons. a. soma b. terminal buttons c. myelin sheath d. dendrites

A(n) ________ facilitates or mimics the activity of a given neurotransmitter system. a. axon b. SSRI c. agonist d. antagonist

Multiple sclerosis involves a breakdown of the ________. a. soma b. myelin sheath c. synaptic vesicles d. dendrites

An action potential involves Na+ moving ________ the cell and K+ moving ________ the cell. a. inside; outside b. outside; inside c. inside; inside d. outside; outside

Our ability to make our legs move as we walk across the room is controlled by the ________ nervous system. a. autonomic b. somatic c. sympathetic d. parasympathetic

If your ________ is activated, you will feel relatively at ease. a. somatic nervous system b. sympathetic nervous system c. parasympathetic nervous system d. spinal cord