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Bài viết của Nguyễn Mỹ Hương

Fertilization and Early Embryonic Development

The process in which an organism develops from a single-celled zygote to a multi-cellular organism is complex and well-regulated. The early stages of embryonic development are also crucial for ensuring the fitness of the organism. Fertilization, pictured ...

Tác giả: Nguyễn Mỹ Hương viết 15:30 ngày 25/05/2018 chỉnh sửa

Introduction to Socialization

Socialization is how we learn the norms and beliefs of our society. From our earliest family and play experiences, we are made aware of societal values and expectations. (Photo courtesy of Seattle Municipal Archives/flickr) ...

Tác giả: Nguyễn Mỹ Hương viết 15:30 ngày 25/05/2018 chỉnh sửa

Conservation of Momentum

Momentum is an important quantity because it is conserved. Yet it was not conserved in the examples in Impulse and Linear Momentum and Force, where large changes in momentum were produced by forces acting on the system of interest. Under what circumstances ...

Tác giả: Nguyễn Mỹ Hương viết 15:30 ngày 25/05/2018 chỉnh sửa

Overview of Anatomy and Physiology

Human anatomy is the scientific study of the body’s structures. Some of these structures are very small and can only be observed and analyzed with the assistance of a microscope. Other larger structures can readily be seen, manipulated, measured, and ...

Tác giả: Nguyễn Mỹ Hương viết 15:30 ngày 25/05/2018 chỉnh sửa

High-temperature Superconductors

Superconductors are materials with a resistivity of zero. They are familiar to the general public because of their practical applications and have been mentioned at a number of points in the text. Because the resistance of a piece of superconductor is ...

Tác giả: Nguyễn Mỹ Hương viết 15:29 ngày 25/05/2018 chỉnh sửa

Development and Organogenesis

The process by which an organism develops from a single-celled zygote to a multi-cellular organism is complex and well regulated. The regulation occurs through signaling between cells and tissues and responses in the form of differential gene expression. ...

Tác giả: Nguyễn Mỹ Hương viết 15:29 ngày 25/05/2018 chỉnh sửa

Erythrocytes

The erythrocyte , commonly known as a red blood cell (or RBC), is by far the most common formed element: A single drop of blood contains millions of erythrocytes and just thousands of leukocytes. Specifically, males have about 5.4 million erythrocytes per ...

Tác giả: Nguyễn Mỹ Hương viết 15:29 ngày 25/05/2018 chỉnh sửa

The Building Blocks of Molecules

At its most fundamental level, life is made up of matter. Matter occupies space and has mass. All matter is composed of elements , substances that cannot be broken down or transformed chemically into other substances. Each element is made of atoms, each with ...

Tác giả: Nguyễn Mỹ Hương viết 15:29 ngày 25/05/2018 chỉnh sửa

Extended Topic: The Four Basic Forces—An Introduction

One of the most remarkable simplifications in physics is that only four distinct forces account for all known phenomena. In fact, nearly all of the forces we experience directly are due to only one basic force, called the electromagnetic force. (The ...

Tác giả: Nguyễn Mỹ Hương viết 15:29 ngày 25/05/2018 chỉnh sửa

Biotechnology

is the use of biological agents for technological advancement. was used for breeding livestock and crops long before the scientific basis of these techniques was understood. Since the discovery of the structure of DNA in 1953, the field of biotechnology has ...

Tác giả: Nguyễn Mỹ Hương viết 15:29 ngày 25/05/2018 chỉnh sửa