In one kind of abnormal chromosome inheritance called down syndrome, a child has three copies of
a. chromosome 23.
b. chromosome y.
c. chromosome 21.
d. chromosome x.

How might expectations or rules at a job differ from those at your home?

What is the difference between muscular strength and muscular endurance? a. strength refers to mobility of joints, while endurance refers to muscular force. b. strength refers to percentage of body fat, while endurance refers to sustaining activity over time. c. strength refers to muscular force, while endurance refers to sustaining activity over time. d. strength refers to the quality of physical performance, while endurance refers to mobility of joints.

Which aspects of parenting are legally required?