In the study of cancer, researchers have used different types of cells, different environment conditions, and different experimental designs. but, all researchers have arrived at the same conclusions. which conclusion is that?

Why do we perceive objects as retaining their brightness under different lighting levels?

Identify characteristics of energy from the sun. check all that apply. almost all of the energy on earth comes from the sun. energy from the sun is known as mechanical energy. the energy in fossil fuels originally came from the sun. plants convert the energy of sunlight into chemical energy.

Crossing over and independent assortment are important activities that occur during meiosis. what is the significance of these activities