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Often asked: How do different cell types develop?

A multicellular organism develops from a single cell (the zygote) into a collection of many different cell types, organized into tissues and organs. Development involves cell division, body axis formation, tissue and organ development, and cell differentiation (gaining a final cell type identity).

What makes cells different from each other?

The cell types in a multicellular organism become different from one another because they synthesize and accumulate different sets of RNA and protein molecules. They generally do this without altering the sequence of their DNA.

What makes the cells of a developing embryo differentiate into various types of cells?

The mechanism by which diffusible chemicals synthesized by one embryonic cell induces differentiation of other cells in the embryo is called induction. Turning genes on and off allows the cells to produce proteins that are neccessary for the changes in the way those cells look and function.

How do cells differentiate during development?

Cell differentiation is how generic embryonic cells become specialized cells. This occurs through a process called gene expression. During cell differentiation, the cell size and shape changes dramatically, as does its ability to respond to signaling molecules.

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Why do different cells have different functions?

Cells of various types have different functions because cell structure and function are closely related. It is apparent that a cell that is very thin is not well suited for a protective function. Bone cells do not have an appropriate structure for nerve impulse conduction.

In what ways do cells differ from each other quizlet?

Cells differ from each other by their functions/specialization and their organelles.

Why do cells differentiate during development quizlet?

During development, why do cells differentiate? So they can become specialized to perform certain tasks. The differentiated cells also carry out the jobs that multicellular organisms need to stay alive.

How does embryo develop?

From Egg to Embryo First, the zygote becomes a solid ball of cells. Then it becomes a hollow ball of cells called a blastocyst. Inside the uterus, the blastocyst implants in the wall of the uterus, where it develops into an embryo attached to a placenta and surrounded by fluid-filled membranes.

How is cell differentiation different than mitosis?

In order for a cell to differentiate, it will express specific genes. Once a cell has differentiated, it loses its ability to undergo mitosis (see below). Cell division involves splitting of a cell Mitosis is a form of cell division: this is the process by which cells split to form new cells.

What is cell differentiation and why is it important?

Cell differentiation is an important process through which a single cell gradually evolves allowing for development that not only results in various organs and tissues being formed, but also a fully functional animal.

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What do cells do during development to perform different functions?

In a multicellular organism, cells become specialized to perform different functions through the process of differentiation. Cooperative assemblies of similar cells form tissues, and a cooperation between tissues in turn forms organs, which carry out the functions necessary to sustain the life of an organism.

How the same process in all cells allows for different traits to be expressed in different cells?

Gene regulation is how a cell controls which genes, out of the many genes in its genome, are “turned on” (expressed). Thanks to gene regulation, each cell type in your body has a different set of active genes – despite the fact that almost all the cells of your body contain the exact same DNA.

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