asymmetrical
(adjective)
having disproportionate arrangement of parts; exhibiting no pattern
Examples of asymmetrical in the following topics:
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Gene Expression in Stem Cells
- Symmetric division maintains stem cell lines and asymmetric division yields differentiated cells.
- To ensure self-renewal, stem cells undergo two types of cell division: symmetric and asymmetric.
- An asymmetric cell division produces two daughter cells with different cellular fates.
- This mechanism is known as extrinsic asymmetric cell division.
- The term asymmetric cell division usually refers to such intrinsic asymmetric divisions.
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Asymmetric Information: Adverse Selection and Moral Hazard
- Asymmetric information, different information between two parties, leads to the following - adverse selection, moral hazards, and market failure.
- Asymmetric information means that one party has more or better information than the other when making decisions and transactions.
- In addition to adverse selection, moral hazards are also a result of asymmetric information.
- In relation to asymmetric information, moral hazard may occur if one party is insulated from risk and has more information about its actions and intentions than the party paying for the negative consequences of the risk.
- Asymmetric information starts the downward economic spiral for a firm.
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Complex and Asymmetrical Virus Particles
- While some have symmetrical shapes, viruses with asymmetrical structures are referred to as "complex. " These viruses possess a capsid that is neither purely helical nor purely icosahedral, and may possess extra structures such as protein tails or a complex outer walls.
- Although it has an icosahedral head, its tail makes it asymmetrical, or complex in terms of structure.
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Body Plans
- Animal body plans can have varying degrees of symmetry and can be described as asymmetrical, bilateral, or radial.
- They can be asymmetrical, radial, or bilateral in form .
- Asymmetrical animals are those with no pattern or symmetry, such as a sponge.
- The sponge is asymmetrical, the sea anemone has radial symmetry, and the goat has bilateral symmetry.
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Enantiomorphism
- A carbon atom that is bonded to four different atoms or groups loses all symmetry, and is often referred to as an asymmetric carbon.
- The structural formulas of lactic acid and carvone are drawn on the right with the asymmetric carbon colored red.
- The presence of a single asymmetrically substituted carbon atom in a molecule is sufficient to render the whole configuration chiral, and modern terminology refers to such asymmetric (or dissymmetric) groupings as chiral centers.
- An asymmetric carbon is often a chiral stereogenic center, since interchanging any two substituent groups converts one enantiomer to the other.
- However, care must be taken when evaluating bridged structures in which bridgehead carbons are asymmetric.
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The probability of a dyadic tie: Leinhardt's P1
- For any pair of actors in a directed graph, there are three possible relationships: no ties, an asymmetric tie, or a reciprocated tie.
- The second equation describes the probability that two actors will be connected with an asymmetric relation.
- That is, if ties are not mutual or asymmetric, they must be null.Only the scaling constant "lambda," and no causal parameters enter the third equation.
- Theta = -1.6882 refers to the effect of the global density of the network on the probability of reciprocated or asymmetric ties between pairs of actors.
- Beta ("attractiveness") refers to the effect of each actor's in-degree on the probability that they will have a reciprocated or asymmetric relation with other actors.
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Pecking Order
- In corporate finance pecking ordering consideration takes into account the increase in the cost of financing with asymmetric information.
- Pecking order theory basically states that the cost of financing increases with asymmetric information.
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The "adjacency" matrix
- An adjacency matrix may be "symmetric" or "asymmetric. " Social distance can be either symmetric or asymmetric.
- In this case, the element showing Bob's relationship to Carol would be scored "1," while the element showing Carol's relation to Bob would be scored "0. " That is, in an "asymmetric" matrix, Xi,j is not necessarily equal to Xj,i.
- By convention, in a directed (i.e. asymmetric) matrix, the sender of a tie is the row and the target of the tie is the column.
- This is an example of an "asymmetric" matrix that represents directed ties (ties that go from a source to a receiver).
- Asymmetric adjacency matrix of the graph shown in figure 5.4.
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Typical Shapes
- Distributions can be symmetrical or asymmetrical depending on how the data falls.
- In an asymmetrical distribution, the two sides will not be mirror images of each other.
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Reciprocity
- Some theorists feel that there is an equilibrium tendency toward dyadic relationships to be either null or reciprocated, and that asymmetric ties may be unstable.
- A network that has a predominance of null or reciprocated ties over asymmetric connections may be a more "equal" or "stable" network than one with a predominance of asymmetric connections (which might be more of a hierarchy).