Match Each Term with Its Definition or Description

question 158

Multiple Choice

Match each term with its definition or description.
-Muscle layer of the heart

• A)Atria
• B)Ventricles
• C)Tricuspid valve
• D)Bicuspid valve
• E)Chordae tendineae
• F)Semilunar
• G)Parietal pericardium
• H)Myocardium
• I)Epicardium
• J)Endocardium

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Definitions:

Environment

The aggregate of surrounding things, conditions, or influences affecting the growth or development of living things.

Natural Selection

The process by which organisms better adapted to their environment tend to survive and produce more offspring.

Genome

Every piece of genetic material or gene set found in an organism or its cell.

Epigenetic Marks

Chemical modifications to DNA and histone proteins that affect gene expression without altering the underlying DNA sequence.