A Cell Membrane Is Not

question 21

Multiple Choice

A cell membrane is not

• A)a fluid structure.
• B)a rigid structure.
• C)a mosaic structure.
• D)a bilayered structure.
• E)composed of phospholipid molecules.

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Definitions:

Genetic Diversity

The total number of genetic characteristics in the genetic makeup of a species, contributing to its ability to adapt to changing environments.

Crossing Over

The process during meiosis where two chromosomes pair up and exchange segments of their genetic material to produce new combinations of genes.

Homologous Chromosomes

Pairs of chromosomes that contain the same types of genes but can have different alleles.

Sister Chromatids

They are identical copies of a single chromosome that are connected by a centromere. Sister chromatids are formed during DNA replication and are important for the process of cell division.