Which of the following is true of genetic variation? Question 5 options:

It will increase the occurrence of deleterious alleles and, eventually, extinction.

It creates a more resilient population that can survive more environmental pressures.

It will cause for a population to risk decline and extinction.

It will result in populations that are unable to respond to changes in the environment.

The table presents the average day and night temperatures in five cities. it also reveals whether a city receives substantial rainfall (wet climate) or little rainfall (dry climate). which city’s rocks are likeliest to experience frost wedging, and why? a) city a because the consistently subzero temperature would prevent water from melting b) city b because it is a wet region and the temperature fluctuates around the freezing point c) city c because it receives plenty of rain fall and the weather is moderately cool d) city d because the hot and dry weather would cause rocks to absorb water