Veins, artery, heart are all part of the circulatory system just to name a few. Hope this helps :)
Answer:
Social economic status.
Explanation:
Social economic status is an economic and social combined total measure of a person's work experience and of an individual's or family's economic and social position in relation to others.
<span>Medulla is the answer
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Answer:
Maturation
Explanation:
In psychology maturation is the process of learning to cope and react in an emotionally appropriate way. It does not necessarily happen along with aging or physical growth, but is a part of growth and development. Both Sonya and Paul both started walking independently at about the same age because they were reacting in an appropriate manner.
The answer is fertilization.
Fertilization is when the sex cells' nuclei (the nucleus of both an egg and a sperm) combine. After fertilization, the male and female chromosomes will have also joined together to create a new combination of DNA for the offspring.