Genetic variation can be caused by mutation (which can create entirely new alleles in a population), random mating, random fertilization, and recombination between homologous chromosomes during meiosis (which reshuffles alleles within an organism's offspring).

which class question is this?

4 0

2 years ago

Extremophiles have been found flourishing in hot, acidic sulfur springs, around hydrothermal vents deep in the ocean, and in soi

Fed [463]

Answer:

Life may exist in extreme conditions

Explanation:

The conditions in other planets do not normally resemble those on Earth. They are commonly much hotter or colder and are filled with toxic gases or liquids. It would be easy to think that life could not exist in those inhospitable places, but when we see how life on our own planet has adapted to the harshest enironments we have to think again and consider that life could exist in those extreme planets.

4 0

3 years ago