As new technology is developed, theories are studied in new ways. Which best describes what happens to the theory?

It becomes a hypothesis

It becomes a law.

It becomes a fac

It changes over time

Which genetically engineered medicine is injected into the body to protect a person from the effects of a virus? insulin the flu vaccine the human growth hormone penicillin

What is the base-pairing rule for DNA?

Scientists typically amplify multiple str fragments from an individual in a single pcr. explain how they are able to do that.

The feeding relationship among in a ecosystem

Based on what you have observed in the Gizmo, which of the following chemical equations represents photosynthesis? A. Carbon dioxide plus water yields glucose (sugar) and oxygen. B. Oxygen plus carbon dioxide yields water and glucose. C.

In which horizon of a soil profile is the parent material usually found?

Match these items. 1. new varieties of roses animal husbandry 2. new varieties of chickens archaeology 3. beginnings philosophy 4. a body of personal ideas and opinions plant breeding 5. ancient history, cultures origin

Read the passage below. It summarizes survey information. The Global Youth Tobacco Survey asks youth to fill in the answers to several questions about their tobacco use.

Dysfunctional breathing results in an increase in the activity level of which of the following secondary respiratory muscles a. Scalenes b. Rectus abdominis c. Internal oblique d. Diaphragm

What does it mean when we say that water molecules break apart?