A single cell in a smoker's lung has become cancerous. It doubles its DNA and divides much faster than a normal lung cell. The most likely change that would have caused this condition took place in the:

What are the three bioms in the us

How have exotic species affected biodiversity? A) They have resulted in the extinction of native species. B) They have resulted in the over-harvesting of fish, trees, and other organisms. C) They have resulted in global climate change.

What are 3 non permeable things?

Cercariae, metacercaria, redia, and sporocysts are all life cycle stages of trematodes a. True b. False

Cyclopropane is a highly strained molecule. why? select all that apply.

Triglycerides belong to which general class of organic molecules?

A rain forest has a high level of biodiversity because it has

Which best explains how the body maintains homeostais? A. All systems work together to match the external environment B. All systems work together to stabilize the body C. Each system works interdependently to stabilize the body D.

It is an effect that drug use can have on society? A. Drug use increases pollution. B. Drug use leads to an increase in criminal activity. C. Drug use increases the spread of disease. D. All of the above

Which of the following affects the speed of light waves in a material? Angle at which the ray strikes the medium Color of the material Density of the material Temperature of the light wave