Answer:
A) A mutation in a single gene can result in a defective protein.
Explanation:
This hypothesis states that one gene codes for one protein-enzyme, so consequently, if mutation occurs in that gene, the enzyme will not work properly. This hypothesis was very important for the fundamental discoveries of molecular biology, but it is oversimplified meaning that relationship between genes and proteins is much more complex.
Answer:
4. B
5. B
Explanation:
4. In science they call water a water molecule, so that is a given
5. Metallic is described as shiny.
An apple can have more than one type of energy by giving you more fuel to work with. It can take the place of eating breakfast. good luck.
Answer:
Top soil
Explanation:
It keeps all of the others below. we are able to plant and grow things on it.