15 because atomic no. is the number of protons
Answer:
<h2>
C)Four times</h2>
Explanation:
<h3>Because kinetic energy is proportional to the square of the velocity, when velocity is doubled, kinetic energy is quadrupled.</h3>
Enzymes are highly reaction-specific. An enzyme is a catalyst, meaning they greatly increase the rate of reaction. However, they only work in very specific reactions, which they are tailored for.
Answer:
Explanation:
1. Virus's are hard to detect because of their simple construction.
2. Some mutate very easily.
3. It is hard to isolate the virus and kill it without doing damage to the host.