Answer:
<em>Hello There the Correct answer is A. Variations.</em>
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).
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<span>Stem cell research is being conducted for cancer, diabetes and spinal cord injuries. But stem cell research has not included bird flu, sometimes called avian influenza Bird flu is caused by a virus which are not effected by stem cells applications.</span>
Answer;
- the chance that something will happen
Explanation;
Probability is the extent to which something is probable; the likelihood of something happening or being the case.
It is the chance that something will happen.
- We say it is the likelihood of an event happening, an event being a set of outcomes of an experiment to which a probability is assigned. Probability may be calculated by getting the ratio of the favorable (wanted) outcomes divided by the possible outcomes.
Answer:
A) Fossil Fuels, Minerals
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ATMOSPHERE LAYERS: Troposphere, Stratosphere, Mesosphere and Thermosphere
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