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Tlymphocytes mature in the? a. thyroid gland. b. bone marrow. c. spleen. d. thymus.

Why do we perceive objects as retaining their brightness under different lighting levels?

Which part of the neuron below is indicated by the arrow, and what is its function? hormones send chemical signals throughout the body to regulate other body processes. hormones are chemical signals that are sent throughout the body to regulate other body processes. hormones send electrical signals throughout the body to regulate other body processes. hormones are electrical signals that are sent throughout the body to regulate other body processes.