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Scientists are very close to creating the first mammoth clone in history

Harvard genetics has been successful in inserting genes from extinct species for over three millennia into an elephant's DNA. In ancient times, thousands of years ago, humanity lived with mammoths. During the last ice age, it was common for our ancestors to slaughter the woolly mammoth depicted in the image and enjoy its meat as food and also its bones as raw material for tools or works of art.
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Classification of living things

An inherent characteristic of humans is the tendency to group together objects or beings that have similar characteristics. Primitive man, for example, already distributed living things into two groups: edible and inedible. The distribution of objects or beings into groups according to their similarities and differences is what is called classification.
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Subphylus Cephalochordata

Cephalocords are represented by animals known as amphioxes, which comprise about thirty species, all living in the marine environment. The word amphioxo derives from the fact that these animals have tapered bodies at two ends (anfi = two). Amphioxes are small animals, measuring up to 8 centimeters in length.
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Ulcer

Ulcers are tears in the surface of an inflamed or non-inflamed organ or tissue. Usually appearing on the stomach wall, is the most common digestive tract disease. It develops in the form of an off-white crater with a rough reddish rim. They can be shallow or deep, the size of a coin.
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Incomplete Dominance or Co-Dominance

Not all traits are inherited as the pea seed color, where the yellow color gene dominates over the green color gene. Very often, the combination of the different allele genes produces an intermediate phenotype. This situation illustrates the so-called incomplete or partial dominance.
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Potential difference

As we leave a body at some point, it always falls. This is because there is a potential energy difference between where the body was and the ground. In a common stack something similar happens. The battery as well as the plug of our house, the battery of the car or the cell phone, in short, any generator of electricity, is a device in which it has been able to establish two of its points: one that needs electrons and the other that has them. remaining.
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