Apical Meristems of Dicots Are at the Tips of Stems

question 49

Multiple Choice

Apical meristems of dicots are at the tips of stems. Apical meristems of grasses are at ground level or slightly below, concealed by the leaves. What does this mean when considering care of a lawn or soccer field?

• A) If you mow right at ground level, the leaves can keep growing with no problem.
• B) Grass mowed two inches above ground level grows at a slower rate compared to grass mowed three inches above the ground level.
• C) If you mow two inches above ground level, most apical meristems will be cut down.
• D) If you mow two inches above ground level, the apical meristem can keep producing new cells.

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Definitions:

Genetic Differences

Variations in the DNA sequences among individuals that contribute to biological diversity within a species.

Variance

A statistical measure of the dispersion of data points in a data set, indicating how far each data point is from the mean.

Population

In biology, it refers to all the organisms of the same group or species who live in a particular geographical area and are capable of interbreeding.

Monozygotic Twins

Twins that result from the division of a single fertilized egg and share all of their genetic material, often referred to as identical twins.