Why can yellow and white people have children without reproductive isolation? Do humans really have species?
Today, I want to talk to you about a very interesting topic:Why can the white, black and yellow people on the earth combine with each other and have children without reproductive isolation?This question seems simple,The mysteries of human origin and evolution are actually involvedLet's explore together!Firstly, we need to understand what isReproductive isolationReproductive isolationUnable to produce offspring, or the offspring produced are sterileReproductive isolationThe answer isReproductive isolationThe early lifestyle of mixed livingHighly developed cultural mindThe first reason is the kinship and stable fertility traits of human originOnly about 200000 years agoHumans on EarthEthnic differences mainly stem from variations in representational expression, such as skin color, body shape, etcAnd the reproductive system remains highly similarThe second reason is thatThe early lifestyle of mixed livingReproductive isolationReproductive isolationThe third reason isHighly developed cultural mindDeeply influenced by the environment and social cultureHumans can also bridge these differences through psychological and cultural cognitionCross racial or cultural heterosexual relationships to gain unique attraction and satisfactionSports abilityThese differences are mainly caused by environmental adaptation, gene drift, gene recombination and natural selectionSkin colorSkin colorDHair and eye colorHair and eye colorSports abilitySports abilityThe appearance differences between humans only account for a small portion of the entire genome (approximately 0.01%)Reproductive isolationThis greatly enhances human genetic diversityIt can realize the flow and integration of cultural genes among peopleReproductive isolationWhich country's girls do you like best? Why?...
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NVIDIA CEO's Warning on China Chip Warfare: Should Act with Caution
In a recent interview, NVIDIA CEO Huang Renxun issued a warning of the potential significant damage caused by the chip war against China. He pointed out that the export controls imposed by the US government on China's semiconductor technology have caused difficulties for US technology companies, preventing them from selling in important markets such as China...
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Will smartphones be replaced? New technology may appear soon, Bill Gates once boldly predicted
The commercialization of wireless communication.In 1994, 11 years later, IBM released a phone with a touch screen that could make calls and send faxes, equipped with the most primitive APP, indicating the beginning of the era of smartphones...
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2.45 million scams in 9 seconds! Another "AI face changing" scam! How to prevent it?
Edited by: Zhang JinheAfter the previous incident of "being cheated of 4.3 million yuan by AI face changing within 10 minutes" sparked attention, another AI face changing fraud incident that occurred in April on May 25th was exposed by the media...
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IPhone 15 has started trial production, with its appearance and configuration exposed. Apple fans may be disappointed
As the saying goes, "One minute on stage, ten years off stage", many things are finally presented because they have been prepared for a long time before, including the release of new phones. Although the preparation time for a phone is not as long as ten years, for some heavyweight flagship, planning may have started as early as a year ago, such as the Apple phone, Even before the release of the iPhone 14 series, news about the iPhone 15 had already spread from Apple suppliers...
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Who do "Oppo" and "vivo" prefer when switching in May 2023? These 5 models perform well
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Oppo's 4000 yuan plastic frame phone: Reno10pro+This time it's a bit of a drag
#OPPOReno10##Chatting about New Digital Products#Today, the OPPOReno10 series was released, and to put it bluntly, the operations of these manufacturers are really impressiveIf the left side of the machine configuration is slightly increased, the right side must be slashedFirst of all, let's talk about the 10 Pro+phones with the most spotlights at the press conference, which cost nearly 4000 yuan, and actually use plastic frames. This is Pro+!!! Not a medium to large cup, but an oversized cup!OPPO2019Reno2prorenorenoreno23pro4pro5pro+6789pro+The Reno series, which focuses on the ultimate touch and high aesthetic value, has undergone ten generations of evolution, and its Reno10pro+has finally evolved into a plastic frameThis is not reno!Renofindreno7But here comes the problem,The previous generation reno9pro+had a 2160Hz high-frequency PWM eye protection screen on the end, but how come the new generation reno10pro+has a 1450Hz garbage screen that works in developer mode?Is it one plus ACE2 that can't be sold anymore? Should the screen with its inventory backlog be diverted to Reno?2000reno1010prorenoThis is not reno either!renoOPPOfindX6Here's the selling point: The 6400W periscope telephoto is the biggest highlight of the reno10pro+OV64BThe 16+512 version is only priced at 4299 yuan and looks very fragrantfindX6reno10pro+OV64BfindX6IMX8901/1...
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fierce! Best Mobile Phone Recommendation for 2023: Top 4 evaluated phones with skyrocketing cost-effectiveness
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Do you want to turn off data traffic when connecting your phone to WiFi? Many people still don't understand, but after reading it, they understand
Do we need to turn off traffic after connecting our phones to WiFi? Many people still don't know, my friends. Hello everyone, I am Xiaojun...
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This domestic phone is amazing! CCTV escorts it, only because no one has surpassed one technology
There are only two time periods of the year that are most suitable for purchasing mobile phones, namely the 618 and Double 11. In the first and second half of the year, various mobile phones were released almost the same, and when they hit the two largest e-commerce festivals online, mobile phone manufacturers will reduce prices to offset sales and inventory during these two time periods...
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From being the first in the world to being completely cool, this phone is really hopeless
As is well known, no matter in which field, there are always people who excel and leave with a sense of disappointment~Taking the mobile phone industry as an example, the smartphone market has been sluggish in the past two years, which has led to major smartphone manufacturers having to struggle for survival, while some small factories have almost no foothold.During this period, Gree, a cross-border manufacturer of mobile phones, has been working hard in the mobile phone industry for many years, but due to unsatisfactory sales, it has recently had to disband its core team of mobile phones~Also, Japanese manufacturer Bamuda, which is also a cross-border mobile phone manufacturer, recently announced the end of its mobile phone business~The difficulty of 'crossing borders' is already quite high, and it is expected that they will ultimately fail...
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What exactly do phone models Pro, Mate, and Max mean? Clarify 6 key points in one article
BEYOND Glorious Years. mp35:01From Tomato Play DigitalAs is well known, there are many phone models on the market, and when mainstream phone manufacturers release phones, their configuration, performance, main direction, and price are often related to the suffix of the model...
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