"The common ancestor of protists gave rise to many other types of eukaryotes" statement about protists explains its revised classification.
<u>Option: B</u>
<u>Explanation:</u>
All protists have the principal characteristic that they are eukaryotic organisms. This implies they consist a nucleus that is contained to the membrane. Many researchers believe that, when these three kingdoms deviated from general protist-like ancestor, billions of years ago, protists created a connection among plants, animals and fungi.
While this protist-like ancestor is a hypothetical creature, these ancient species can be traced to other genes present in modern animals and plants. Hence, historically, these species are deemed the first eukaryotic types of life and a precursor to fungi, plants and animals.
The Answer is B) support and protection because your bones protect and support your organs.
Light energy i think?????
True.Consciousness means a state of mind in which one is aware of the surrounding and himself.The one who is aware of his mind ,thoughts,and the environment near him is called a conscious person.Consciousness is more about thought,feelings ,neuroscience psychology,cognitive development.If one needs to be civilized he must be aware of the disciplines and thought process he is living in.It is an exclusive part of civilizations as your mental health defines your social health.The altered state of consciousness is that person starts being uncivilized by consuming alcohol and drugs.We can say so that consciousness appears to be an exclusive feature of organisms that develop civilization.
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Scientists think that the earths core contains iron because they have inferred that the core is iron by conducting seismic experiments. The magnetic field is also a strong clue.