The Element X Has Three Naturally Occurring Isotopes

question 136

Multiple Choice

The element X has three naturally occurring isotopes. The isotopic masses (amu) and % abundances of the isotopes are given in the table below. The average atomic mass of the element is (Amu)

• A) 57.23
• B) 56.11
• C) 33.33
• D) 56.29
• E) 55.74

Identify the factors that influence the choice of spans of control within an organization.

Distinguish between line and staff units in organizational structures.

Understand the role of unity of command and hierarchy of authority in organizational structures.

Identify different types of organizational charts and their significance.

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Definitions:

Genetic Variation

The diversity of gene frequencies within a population, which drives evolution by enabling adaptation to changing environments.

Heritability

The proportion of observed variation in a particular trait, within a population, that can be attributed to inherited genetic factors as opposed to environmental influences.

Genome Wide Association

A study approach that involves rapidly scanning markers across complete sets of DNA, or genomes, of many people to find genetic variations associated with a particular disease.

Quantitative Trait Locus

A Quantitative Trait Locus (QTL) is a region of DNA that is associated with a particular phenotypic trait, which varies in degree and can be attributed to polygenic effects.