<span>an organic compound made by replacing the hydrogen of an acid by an alkyl or other organic group. Many naturally occurring fats and essential oils are esters of fatty acids. SOURCE: GOOGLE
I sourced it so please dont report</span>
Answer:
Explanation:
Cancer refers to any one of a large number of diseases characterized by the development of abnormal cells that divide uncontrollably and have the ability to infiltrate and destroy normal body tissue. Cancer often has the ability to spread throughout your body. Cancer is the second-leading cause of death in the world.
Answer: false
Explanation:
invertebrates and vertebrates are two classes of animal.
<span>I think it is B. Unlike Eubacteria, Archaea are capable of surviving in extreme environments.</span>