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

Which of the following statements is most likely correct about a rock belonging to the jurassic age and a rock belonging to the cambrian age? options: 1) they have identical fossils of organisms that have evolved over time. 2) both have animal fossils preserved in them due to weathering and erosion. 3) they contain different fossils because life on earth has changed through time. 4) the fossils in them were formed on the surface of earth due to exposure to sunlight.

which is an effect of short-term environmental changes? a) adaptation b) speciation c) extinction d) death (5 points)

The wind speed in the region between cities a and b was probably the greatest at noon on which day?