8: this model is similar to a real life model because it shows what you can have in and around your house
9: the way this model can be useful is by helping show how to build your house the way you want it to be and what you would want
Answer:
protein capsid
Explanation:
virus is a disease causing agent containing a protein capsid which is made up of protein called Capsomere. The capsid contain the genetic information or material of virus.
Virus which do not contain envelop is called naked virus.
the uses of capside are to protect the genetic material, transfer the genome and interaction with host cell.
The aortic valve prevents backward flow of blood into the left ventricle.
Answer:
Mitochondria are membrane-bound cell organelles (mitochondrion, singular) that generate most of the chemical energy needed to power the cell's biochemical reactions. Chemical energy produced by the mitochondria is stored in a small molecule called adenosine triphosphate (ATP).
