Which statement is a scientific law?

a. scientists use genes to explain why evolution happens.
b. genes are long patterns that are similar to computer codes.
c. a person’s traits are controlled by different forms of a gene.
d. the discovery of genes changed how scientists think about life.

**answer quick ! t roll answers will be .**

Waves are used in many practical applications to support work, entertainment, and health. one example is the use of ultrasound imaging to safely track the development of a growing fetus. what is a specific example of a practical application of waves in medicine, entertainment, safety, or other fields? provide a brief explanation of how the properties of waves are useful to that application.

Gather reliable information to brent make his decision. to gather this information, use newspapers, call insurance companies or look at their web sites, and review consumer magazines and web sites. also, look at the manufacturer web site or for information about gas mileage. list the sources you use and take notes.

What are the starting materials for nuclear fission? two small nuclei two large nuclei a neutron and a large nucleus a neutron and a small nucleus