<em>in the unicellular organisms organelles must have to work properly to maintain homeostasis ..
<u>in developed organisms whole systems have to work properly to maintain homeostasis but in unicellular organisms as no system is present so just organelles are responsible..</u>
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<span>Let me explain it a little better. During primary succession, the pioneer species determine what other kinds of organisms will settle there.I think this is better explained. Hope you like it</span>
Answer:
vaccines use the killed version of the germ that causes a disease.
Explanation:
Inactivated vaccines usually don't provide immunity (protection) that's as strong as live vaccines. So you may need several doses over time (booster shots) in order to get ongoing immunity against diseases
