Which best summarizes the concept of natural selection?

A. An organism will always mutate to survive.

B. A mutation always makes a species fitter.

C. The fittest organisms survive and reproduce.

D. An organism will always adapt to its environment.

After the stomach, which comes next in the alimentary canal? A. Mouth B. Large intestine C. Small intestine D. Esophagus

Why is the equation not the equation of a line of best fit for the data set below? Age (years) 23 45 39 74 63 52 59 28 35 11 26 49 IQ 76 82 113 111 109 115 101 127 92 123 128 99 A.

A malaria outbreak causing a Lily's frequencies to change is an example of

The best description of uniformitarianism is ___. the present is the key to the past. everything is different today than it was thousands of years ago. what happened yesterday won't happen today. there is no good way to describe uniformitarianism.

in the united states, nearly 1 in 10 children and 1 in 12 adults have due to air pollution and secondhand smoke

The scientific methon is limited to investigating physical phenomenona that are which of the following

How many neutrons does element X have if its atomic number is 41 and its mass number is 162?

In a pig 1 hour after eating corn the primary source of blood glucose will be

When a virus uses the chemical machinery of a cell, the virus acts much like a?

Why is it not possible to completely convert thermal energy into mechanical energy