Therefore, in a diploid body cell before the synthesis phase, we have 46 single stranded chromosomes - 2 sex chromosomes, and 22 pairs of homologous chromosomes (1 from each parent).
according to this report the total first year cost of owning a dog is $ 1270 and for a cat it s $ 1070 as you can see having a pet can cost you over $ 1000 in the first year and well over $ 500 each additional year depending on the food you buy and your actual medical expenses the costs could be much higher
Pet owners face bills of up to Â£17,000 for the total cost of owning a cat or dog over the animal's lifetime, according to research. A study found the typical lifetime expense of keeping a dog for the average canine lifespan of 13 years is around Â£16,900. The equivalent figure for cats stands at Â£17,200 over the average lifespan of 15 years. The research also indicates that if a pet dog lives for 20 years the fees can reach Â£27,000.