Nonrenewable sources deal with fossil fuels (coal, petroleum, etc) so renewable would be the sun, water, wind, things that can be replaced
If two heterozygous parents mate, the phenotypes of the resulting offspring will be 75% dominant and 25% recessive
The other is a result of ones radiation or sun exposure
The correct answer is (c.) rolls in mud to cool off and deter flies. Species adapt over time through structural and behavioral adaptation. One of its examples would be rolling in the mud to cool off and deter flies, would best describes a behavioral adaptation of an elephant.
About 20 astronaut have faced fatalities during the space program.