branch of medicine that deals with the study of the causes, distribution and control of disease in population
Epidemiology (epidemic)
the science of the composition, structure, properties and reactions of matter
Chemistry
biological study of the functions of living organisms and their parts
physiology
science of life and of living organisms, including their structure, function, growth, origin evolution
biology
6 types of behaviors during adolescence that are a problem
tobacco use
alcohol and drug use
sedentary lifestyles
diet patterns
HIV and STD and unintentional preganancies
intentional and unitentional injuries
growth develop of body tissue
proteins
provide source of energy and carry out to body cells
Fat
the union of a egg cell (female) and sperm cell (male)
fertilization
fertilized cell, splits many of times to form the fetus and moves on the uterus. takes three day to fertilize and make to uterus. when in uterus it is cluster of cells within hollow space center called blastocyst