What is the name of the substance that gives skin and hair its pigment?

The amount of oxygen that is actually used by the body during the rest or a hand workout is determined by the heart rate, the stroke volume, and the amount of a. blood circulating in the vascular system b. oxygen removed from the vascular system c. oxygen provided to the vascular system d. blood that individual has in the body e. hemoglobin in the red blood cells

Match the government contribution to mental health to the issue it was created to address. 1. community mental health act of 1963 first federal funding for mental health care 2. commission on mental health, est. 1977 created to determine the mental health needs of the united states 3. the decade of the brain federal funding invested to research mental illness and functions of the brain

Which of the following supports the argument that viruses are nonliving? a) they are not cellular.b) their dna does not encode proteins.c) they have rna rather than dna.d) they do not evolve.