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In Plants,the Cells at the Tips of Growing Roots and Stems

question 91

Multiple Choice

In plants,the cells at the tips of growing roots and stems contain meristems,which are _______ cells.


Definitions:

Biological Clock

An internal mechanism in organisms that controls the cycle of biological processes and behaviors in a roughly 24-hour cycle.

Phototherapy

A treatment method that uses light to treat certain conditions, such as jaundice in newborns or skin disorders like psoriasis.

Seasonal Affective Disorder (SAD)

A controversial disorder in which a person experiences depression during the winter and an improvement of mood in the spring.

Symptoms

Physical or mental features that are regarded as indicating a condition of disease, particularly such features that are apparent to the patient.

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