Answer:
A new ecosystem can lead to specitation.
-Xax
A fully formed infectious virus particle that is able to establish an infection in a host cell is often called VIRION. It is a fundamental full component of a virus.
<h3>What is a virion?</h3>
A virion can be defined as an entire virus composed of a surface (protein shell) which is called capsid, and the inside nucleic acid.
The core nucleic acid of a virion can be either DNA or RNA (both single and double-strand).
A virion may infect a particular host cell to produce disease.
Learn more about virions here:
brainly.com/question/5994528
<u>Answer:</u>
The correct answer is D
<u>Explanation:</u>
1- Most of the protists and all Prokaryotes are unicellular organisms.
2- Prokaryotes lack a proper nucleus and other membrane-bounded organelles while protists have membrane-bounded nuclei and other organelles.
3- Protists have cytosol where most of the organelles are found.
4- Protists don't have a cell wall while prokaryotes have a cell wall that acts as an extra protection layer. The cell wall of the protists shapes their body.
Nerve cells because skin cells keep dividing when you loose skin. Epithelial cells also divide when you loose others.