What did people think about traits before Mendel? Before Mendel, people believed that the traits of offspring were simply blends of their parents e.g tall + short parent = medium offspring What did Mendel discover about traits of pea plants? Tall pea plant + short pea plant = all tall offspring pea plants. From this he figured out each parent must have a unit passed directly to the offspring that determine height. We call those units genes.
The average domestic cat lifespan comes out to 15.1 years. Breed is certainly a factor. We could list out each breed, but then weâd be here forever. Our research suggests that mixed breed cats are, in general, hardier and live longer than purebred cats.
Read by: 503,778 pet lovers. Today cats live longer than ever. Just 20 years ago the life expectancy of a cat was four to six years; today they live 15 years or more. Life expectancy in cats depends on many things, but the most important factor is whether he is an indoor-only cat or an outdoor cat. Life expectancy varies significantly between the two.