I dont know if its right i wanna say C.vein
theory of continental drift, the world was made up of a single continent through most of geologic time. ... According to the generally acceptedplate-tectonics theory<span>, scientists believe that Earth's surface is broken into a number of shifting slabs or </span>plates<span>, which average about 50 miles in thickness....</span>
The Answer:
Choice C: mRNAs that are expressed from a specific gene.
Answer:The immune system is a complex network of cells and proteins that defends the body against infection.
The immune system keeps a record of every germ (microbe) it has ever defeated so it can recognise and destroy the microbe quickly if it enters the body again.
Abnormalities of the immune system can lead to allergic diseases, immunodeficiencies and autoimmune disorders.
Explanation:
Answer:
<h3>
<em><u>Archaea</u></em></h3>
Explanation:
Archaea contains DNA not held in a nucleoid or nucleus. They tend to live in harsh temperatures/climates and are found in thermal vents, and they can survive on certain non-organic substances.
Now bacteria contains a nucleoid which holds the DNA, and Eukarya (plant and animal cells) also have DNA but have membrane-bound organelles that are like nucleus.
