Prokaryotic and eukaryotic cells | Biology | Khan Academy

2024/04/1408:46:17 science 706826

Prokaryotic and eukaryotic cells | Biology | Khan Academy - DayDayNews

Prokaryotic and eukaryotic cells | Biology | Khan Academy - DayDayNews

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When you see a cockroach, do you still kick it and send it to its death? As everyone knows, if you do this, not only will the number of cockroaches in your home not decrease, but they will increase in number. So, why does this happen? The more cockroaches you fight, the more cock - DayDayNews

When you see a cockroach, do you still kick it and send it to its death? As everyone knows, if you do this, not only will the number of cockroaches in your home not decrease, but they will increase in number. So, why does this happen? The more cockroaches you fight, the more cock

Don’t step on cockroaches in your home! How to control cockroaches that are still alive even though their heads are severed?

05/18 1074

We often say that China has five thousand years, which naturally adds up to ten thousand years. Ten thousand years ago is a very interesting node, because it is the time period when humans turned from hunting life to farming. Farming represents villages, and the combination of vi - DayDayNews

We often say that China has five thousand years, which naturally adds up to ten thousand years. Ten thousand years ago is a very interesting node, because it is the time period when humans turned from hunting life to farming. Farming represents villages, and the combination of vi

Could it be said that humans more than 12,000 years ago really existed?

05/18 1065

Last night, Lao Wen didn't sleep well. Lao Wen has been thinking about a question: What should we do? The Director of the Aeronautics and Space Administration of the United States said that China stole their ideas to occupy the moon and make the moon its own. This is loose, and t - DayDayNews

Last night, Lao Wen didn't sleep well. Lao Wen has been thinking about a question: What should we do? The Director of the Aeronautics and Space Administration of the United States said that China stole their ideas to occupy the moon and make the moon its own. This is loose, and t

Who should we steal this time?

05/17 1966

@真知新ordinate Popular science and cold knowledge 1. Lamprey Lamprey has lived on the earth for hundreds of millions of years, and it has always maintained its appearance in ancient times, so it is also called a "living fossil." Later this creature was assigned to the superclass Ag - DayDayNews

@真知新ordinate Popular science and cold knowledge 1. Lamprey Lamprey has lived on the earth for hundreds of millions of years, and it has always maintained its appearance in ancient times, so it is also called a "living fossil." Later this creature was assigned to the superclass Ag

Seven exotic species, one relies on breeding and one is prohibitive

05/18 1704

But not being able to see it does not necessarily mean it does not exist. Physicist Stephen Hawking once warned humans: Do not expose the earth’s information at will to avoid attracting alien civilization. - DayDayNews

But not being able to see it does not necessarily mean it does not exist. Physicist Stephen Hawking once warned humans: Do not expose the earth’s information at will to avoid attracting alien civilization.

A 300-million-year-old "screw" reveals the true appearance of the earth before the birth of mankind

05/17 1898

pixabay.com State-owned enterprises have stepped out of the "high wall" to promote the scientific and technological achievements they have developed to the society. - DayDayNews

pixabay.com State-owned enterprises have stepped out of the "high wall" to promote the scientific and technological achievements they have developed to the society.

China National Nuclear Corporation joins hands with the national technology market to promote the latest scientific and technological achievements to the society

05/17 1402

On April 15, 2022, the Heilongjiang Agricultural Engineering Vocational Food Innovation R&D Team successfully developed D-psicose industrial production technology after 2 years of exploration and research. At the same time, the team applied for three national invention patents. - DayDayNews

On April 15, 2022, the Heilongjiang Agricultural Engineering Vocational Food Innovation R&D Team successfully developed D-psicose industrial production technology after 2 years of exploration and research. At the same time, the team applied for three national invention patents.

Heilongjiang Agricultural Engineering Vocational College successfully developed D-psicose production technology

05/17 1981

The United States has established a UFO research group. Do "Trisolarans" exist? In May 2022, the U.S. Congress held the first UFO hearing in more than half a century. However, the thunder was loud and the rain was light, and not much information was disclosed at the meeting. , th - DayDayNews

The United States has established a UFO research group. Do "Trisolarans" exist? In May 2022, the U.S. Congress held the first UFO hearing in more than half a century. However, the thunder was loud and the rain was light, and not much information was disclosed at the meeting. , th

What to send a message to the universe? Are humans being monitored by aliens? U.S. forms UFO research group

05/17 1573

1. When did cats start to look like this? 2. “This is what an artichoke would look like if you let it bloom.” 3. “A large group of turtles sunbathing on a floating tree trunk” 4. “The passion vine bloomed this morning!” 5. “These two strawberries grew With a pair of happy feet.” - DayDayNews

1. When did cats start to look like this? 2. “This is what an artichoke would look like if you let it bloom.” 3. “A large group of turtles sunbathing on a floating tree trunk” 4. “The passion vine bloomed this morning!” 5. “These two strawberries grew With a pair of happy feet.”

19 photos of natural beauty that will completely mesmerize you

05/17 1539

"What are humans doing? They discharge so much sewage! The fish are all affected." "Why do humans pursue progress and development? Human beings are very selfish when they only think about themselves." "Why don't humans let other animals manage the earth?" Early in the morning, th - DayDayNews

"What are humans doing? They discharge so much sewage! The fish are all affected." "Why do humans pursue progress and development? Human beings are very selfish when they only think about themselves." "Why don't humans let other animals manage the earth?" Early in the morning, th

Cognition｜What are humans doing?

05/17 1200

On July 2, Xin Baoan, Chairman of the State Grid Corporation of China and Secretary of the Party Leadership Group, went to Nari Group Co., Ltd. for investigation. He went deep into the front line of production and scientific research to learn about technological research, product - DayDayNews

On July 2, Xin Baoan, Chairman of the State Grid Corporation of China and Secretary of the Party Leadership Group, went to Nari Group Co., Ltd. for investigation. He went deep into the front line of production and scientific research to learn about technological research, product

Xin Baoan, Chairman of State Grid Corporation of China, went to NARI Group for investigation

05/19 1633

Researchers test glass membrane roofs under real-life conditions in the rooftop greenhouse of the "Oberhausen Old Market Garden". (Source: Fraunhofer Umsicht) Glass roofs and architectural elements made of glass are not only visual highlights but also serve important functions. B - DayDayNews

Researchers test glass membrane roofs under real-life conditions in the rooftop greenhouse of the "Oberhausen Old Market Garden". (Source: Fraunhofer Umsicht) Glass roofs and architectural elements made of glass are not only visual highlights but also serve important functions. B

lightweight glass roof

05/19 1801

According to foreign media reports, Jeffrey Sachs, chairman of the COVID-19 Committee of the international medical journal The Lancet, said that the COVID-19 virus may not have come from nature, but may have originated from an accident in a US biotechnology laboratory. "In my opi - DayDayNews

According to foreign media reports, Jeffrey Sachs, chairman of the COVID-19 Committee of the international medical journal The Lancet, said that the COVID-19 virus may not have come from nature, but may have originated from an accident in a US biotechnology laboratory. "In my opi

Scholars say the new coronavirus may have originated in a US laboratory and wait to see how they respond

05/19 1144

On July 2, a press conference on the science and technology credit rating consensus system for smart technology enterprises with the theme of "Intelligence and Application for a Shared Future" was held in the Chaoyang District International Venture Capital Cluster. The press conf - DayDayNews

On July 2, a press conference on the science and technology credit rating consensus system for smart technology enterprises with the theme of "Intelligence and Application for a Shared Future" was held in the Chaoyang District International Venture Capital Cluster. The press conf

The science and technology credit rating consensus system for intelligent technology companies has been released, which will better improve the Chaoyang artificial intelligence industry ecology in the future!

05/19 1319

But dinosaurs luckily escaped this disaster and dominated the Jurassic and Cretaceous worlds. So, what was the cause of the mass extinction of terrestrial life at the end of the Triassic? - DayDayNews

But dinosaurs luckily escaped this disaster and dominated the Jurassic and Cretaceous worlds. So, what was the cause of the mass extinction of terrestrial life at the end of the Triassic?

How to become a land overlord for 130 million years? Dinosaur: Put on a "down jacket"

05/19 1185

[Academician of the Chinese Academy of Sciences and Southwest University #Karstologist Yuan Daoxian won the International Award#] The reporter learned from Southwest University on the 3rd that at the recently held Eurokarst2022 conference at the University of Malaga in Spain, #my - DayDayNews

[Academician of the Chinese Academy of Sciences and Southwest University #Karstologist Yuan Daoxian won the International Award#] The reporter learned from Southwest University on the 3rd that at the recently held Eurokarst2022 conference at the University of Malaga in Spain, #my

[Yuan Daoxian, academician of the Chinese Academy of Sciences and Southwest University #karstologist, won the international award#]

05/19 1599

"A person should live for himself and be like himself all his life. Don't care too much about what others think of me, and don't care too much about what others think of me." There is no smooth road in life. Growth means we weather many storms. We always encounter misunderstandin - DayDayNews

"A person should live for himself and be like himself all his life. Don't care too much about what others think of me, and don't care too much about what others think of me." There is no smooth road in life. Growth means we weather many storms. We always encounter misunderstandin

Life is everyone's feeling, not anyone's opinion

05/19 1163

Patience and persistence are painful, but it will gradually bring you happiness. If everyone wants to achieve something, they must learn to endure. To some extent, it is a necessary condition for achieving a career. As a person, you must learn to be patient. If you lose your temp - DayDayNews

Patience and persistence are painful, but it will gradually bring you happiness. If everyone wants to achieve something, they must learn to endure. To some extent, it is a necessary condition for achieving a career. As a person, you must learn to be patient. If you lose your temp

Please learn to be patient in life

05/19 1235

Sometimes, I smile, just to cover up the annoyance and pain inside. Sometimes I look nonchalant just to pretend to be serious. There is no one to talk to or understand about some of my worries, so I have to lick the wounds myself. There are some grievances that no one pays attent - DayDayNews

Sometimes, I smile, just to cover up the annoyance and pain inside. Sometimes I look nonchalant just to pretend to be serious. There is no one to talk to or understand about some of my worries, so I have to lick the wounds myself. There are some grievances that no one pays attent

You know your own heart; you walk your own path

05/19 1781

Kaiyuan Temple in Fuzhou has been a place for exchanges of Chinese and foreign Buddhist culture since ancient times. During the Tang Dynasty, Kaiyuan Temple was designated to receive foreign monks. During the Song and Yuan Dynasties, this place was the center for foreign monks to - DayDayNews

Kaiyuan Temple in Fuzhou has been a place for exchanges of Chinese and foreign Buddhist culture since ancient times. During the Tang Dynasty, Kaiyuan Temple was designated to receive foreign monks. During the Song and Yuan Dynasties, this place was the center for foreign monks to

Fuzhou | Telling historical secrets

05/19 1980

Gold thangka is a traditional thangka style. Youdao is the Buddha relying on gold to inherit the cultural skills of thangka. In order to find this "sense of object", the method taught by the teacher is: you must feel that your audience is next to you, and you are communicating wi - DayDayNews

Gold thangka is a traditional thangka style. Youdao is the Buddha relying on gold to inherit the cultural skills of thangka. In order to find this "sense of object", the method taught by the teacher is: you must feel that your audience is next to you, and you are communicating wi

Golden Thangka "Yellow God of Wealth"

05/19 1223

Let’s talk about the 12 core leading stocks of the third-generation semiconductor concept! Sanan Optoelectronics: the largest full-color ultra-high-brightness LED chip manufacturer in China, the leader in the domestic optoelectronics field, the silicon carbide production line is - DayDayNews

Let’s talk about the 12 core leading stocks of the third-generation semiconductor concept! Sanan Optoelectronics: the largest full-color ultra-high-brightness LED chip manufacturer in China, the leader in the domestic optoelectronics field, the silicon carbide production line is

12 core leading stocks of the third generation semiconductor concept

05/19 1415