Answer:
Immune
Explanation:
The immune system helps to protect our body from all sort of organisms ranging from invading toxins and micro-organisms which negatively affects an individual’s health and well being.
Stress has an adverse effect on the immune system such that it weakens and suppresses the functions of the required antibodies in the body system. This is the reason why many aged people fall sick because they have gone through more stress when compared to younger people.
1. compound
2. element
3. element
4. compound
elements are only one type of thing, compounds are more than one type of thing
Answer:
Explanation:
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<span>Fertilization where upon the female egg is inseminated by the male sperm cell, this process produces the embryo (fertilized egg).</span>
