Answer:
C
Explanation:
it is called point because the source can be identified
Answer:
Changes (mutations) to genes can result in changes to proteins, which can affect the structures and functions of the organism and thereby change traits. sexual reproduction, genetic information can be altered because of mutations. Though rare, mutations may result in changes to the structure and function of proteins.
Answer:
Diffusion is the movment of particles from an area of high concentration to a low concentration down a concentration gradient
Exercise is the primary advice the coaches give to the athletes if they get a cold or any other infection. The main reason behind this advice is the fact that exercising strengthens the immunity of a person. When a person has an infection, the strengthening of the immune system will help his body to efficiently fight against the infectious pathogens. The blood circulation is increased which is involved in the enhancement of the acute immunity of the person.
