Answer:
A. Protein Spikes
Explanation:
A viruses are defined as the quintessential parasites in the living world. They are a chain of the nucleic acids that lives in a host cell. Without the host cell, all the viruses cannot carry out their life sustaining activities or functions. They are always housed in a protein layer or a protein coat. All the viruses contains the RNA or the DNA. The protein spikes which is on the outside of a virus are "sticky" and they are attracted to the specific molecules of the outside of an animal cells.
Explanation:
I'll go with A...beacause of agglutination
Answer:
The new research suggests that Earth's water came from both rocky material, such as asteroids, and from the vast cloud of dust and gas remaining after the sun's formation, called the solar nebula.
Explanation:
The vinegar contains acetic acid, so when the raw egg is
dissolved in the vinegar, there will be an instant formation of bubbles as the
raw egg’s shell will dissolve, as the contents of the insides of the egg will
be rubbery and would be unable to be eaten or consumed.
