The Older,nonfunctional Xylem of the Trunk Is Known as ________,And

question 44

Short Answer

The older,nonfunctional xylem of the trunk is known as ________,and is often dark in color.

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Definitions:

Organic Intellectual Disability

An intellectual disability caused by physical damage to the brain or abnormal brain development, resulting in cognitive impairments.

Genetic Disorder

A disease or condition caused by abnormalities in an individual's DNA, often inherited from parents.

Cultural-Familial Retardation

Refers to cognitive delays in individuals, often attributed to both genetic and environmental factors within families.

Heritability

The proportion of observable differences in a group that can be explained by differences in the genes of the group’s members.