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Neurons are brain (or nerve) cells that process and transmit information through electrical and chemical signals.There are about 100 billion neurons in the human brain. They form a complex web making an estimated 100 trillion connections. It’s because of this complexity we are able to do everythin...

DNA is the molecule that carries all the instructions to make you, you. All life has DNA. You get your DNA from your parents. However, mutations in DNA can occur, which, together with evolution through natural selection is why life can be so varied.The DNA double helix shape represents the two stran...

Serotonin is a chemical neurons (brain cells) use to communicate. Serotonin is how our brain tells us we are happy. Serotonin is also responsible for regulating mood, appetite and sleep.Low levels of serotonin can cause depression, which is why antidepressants can be used to boost serotonin levels...

DNA is the molecule that carries all the instructions to make you, you. All life has DNA. You get your DNA from your parents. However, mutations in DNA can occur, which, together with evolution through natural selection is why life can be so varied.The DNA double helix shape represents the two stran...

Dopamine is a chemical neurons (brain cells) use to communicate. Dopamine is how our brain tells us we are having fun. Dopamine acts in the rewards pathway that contributes to you receiving feelings of happiness, well-being and desire.Alterations in the dopamine pathway are associated with Parkinson...

Caffeine is the world’s most widely consumed psychoactive drug. Caffeine keeps you awake by halting the effect of the neurotransmitter adenosine. When adenosine binds to receptors in your brain it makes you feel tired. Caffeine binds to the receptors that adenosine would usually bind to, which mea...

Neurons are brain (or nerve) cells that process and transmit information through electrical and chemical signals.There are about 100 billion neurons in the human brain. They form a complex web making an estimated 100 trillion connections. It’s because of this complexity we are able to do everythin...

Neurons are brain (or nerve) cells that process and transmit information through electrical and chemical signals.There are about 100 billion neurons in the human brain. They form a complex web making an estimated 100 trillion connections. It’s because of this complexity we are able to do everythin...

DNA is the molecule that carries all the instructions to make you, you. All life has DNA. You get your DNA from your parents. However, mutations in DNA can occur, which, together with evolution through natural selection is why life can be so varied.The DNA double helix shape represents the two stran...

Serotonin is a chemical neurons (brain cells) use to communicate. Serotonin is how our brain tells us we are happy. Serotonin is also responsible for regulating mood, appetite and sleep.Low levels of serotonin can cause depression, which is why antidepressants can be used to boost serotonin levels...

Dopamine is a chemical neurons (brain cells) use to communicate. Dopamine is how our brain tells us we are having fun. Dopamine acts in the rewards pathway that contributes to you receiving feelings of happiness, well-being and desire.Alterations in the dopamine pathway are associated with Parkinson...

Caffeine is the world’s most widely consumed psychoactive drug. Caffeine keeps you awake by halting the effect of the neurotransmitter adenosine. When adenosine binds to receptors in your brain it makes you feel tired. Caffeine binds to the receptors that adenosine would usually bind to, which mea...

DNA is the molecule that carries all the instructions to make you, you. All life has DNA. You get your DNA from your parents. However, mutations in DNA can occur, which, together with evolution through natural selection is why life can be so varied.The DNA double helix shape represents the two stran...

Serotonin is a chemical neurons (brain cells) use to communicate. Serotonin is how our brain tells us we are happy. Serotonin is also responsible for regulating mood, appetite and sleep.Low levels of serotonin can cause depression, which is why antidepressants can be used to boost serotonin levels...

Dopamine is a chemical neurons (brain cells) use to communicate. Dopamine is how our brain tells us we are having fun. Dopamine acts in the rewards pathway that contributes to you receiving feelings of happiness, well-being and desire.Alterations in the dopamine pathway are associated with Parkinson...

Caffeine is the world’s most widely consumed psychoactive drug. Caffeine keeps you awake by halting the effect of the neurotransmitter adenosine. When adenosine binds to receptors in your brain it makes you feel tired. Caffeine binds to the receptors that adenosine would usually bind to, which mea...

DNA is the molecule that carries all the instructions to make you, you. All life has DNA. You get your DNA from your parents. However, mutations in DNA can occur, which, together with evolution through natural selection is why life can be so varied.The DNA double helix shape represents the two stran...

DNA is the molecule that carries all the instructions to make you, you. All life has DNA. You get your DNA from your parents. However, mutations in DNA can occur, which, together with evolution through natural selection is why life can be so varied.The DNA double helix shape represents the two stran...

Caffeine is the world’s most widely consumed psychoactive drug. Caffeine keeps you awake by halting the effect of the neurotransmitter adenosine. When adenosine binds to receptors in your brain it makes you feel tired. Caffeine binds to the receptors that adenosine would usually bind to, which mea...

Neurons are brain (or nerve) cells that process and transmit information through electrical and chemical signals.There are about 100 billion neurons in the human brain. They form a complex web making an estimated 100 trillion connections. It’s because of this complexity we are able to do everythin...

Estrogen is a key hormone for regulating the menstrual cycle, supporting bone health, and influencing mood and skin. Estrogen is used in hormone replacement therapy (HRT) to promote feminine traits like breast growth, softer skin, and changes in fat distribution, while reducing male characteristics...

Estrogen is a key hormone for regulating the menstrual cycle, supporting bone health, and influencing mood and skin. Estrogen is used in hormone replacement therapy (HRT) to promote feminine traits like breast growth, softer skin, and changes in fat distribution, while reducing male characteristics...

Testosterone is a hormone that helps develop male reproductive tissues and secondary traits like muscle mass, body hair, and a deeper voice. In women, it’s produced in smaller amounts and plays a role in maintaining muscle strength, bone health, and libido. Testosterone is used in hormone replacem...

Testosterone is a hormone that helps develop male reproductive tissues and secondary traits like muscle mass, body hair, and a deeper voice. In women, it’s produced in smaller amounts and plays a role in maintaining muscle strength, bone health, and libido. Testosterone is used in hormone replacem...