Samira McCormick

minute hairlike organelles, identical in structure to flagella, that line the surfaces of certain cells and beat in rhythmic waves, providin

a temporary projection from the cell of an amoeboid protozoan, leucocyte, etc, used for feeding and locomotion

the system of organs and tissues, including the heart, blood, blood vessels, lymph, lymphatic vessels, and lymph glands, involved in circula

the system of nerves and nerve centers in an animal or human, including the brain, spinal cord, nerves, and ganglia.

The bodily system that consists of the endocrine glands and the hormones that they secrete. See Note at hormone.

(Life Sciences & Allied Applications / Physiology) the maintenance of metabolic equilibrium within an animal by a tendency to compensate for

a specialized, usually spherical mass of protoplasm encased in a double membrane, and found in most living eukaryotic cells, directing their

The organ of Corti (or spiral organ ) is the organ in the inner ear of mammals that contains auditory sensory cells, or " hair cells."

any cellular organism that has no nuclear membrane, no organelles in the cytoplasm except ribosomes, and has its genetic material in the for

any organism having as its fundamental structural unit a cell type that contains specialized organelles in the cytoplasm, a membrane-bound n

The framework of the body, consisting of bones and other connective tissues, which protects and supports the body tissues and internal organ

All the muscles of the body collectively, especially the voluntary skeletal muscles.

the system of organs and tissues, including the heart, blood, blood vessels, lymph, lymphatic vessels, and lymph glands, involved in circula

The outer covering of the cell consisting of a lipid bilayer with proteins embedded in it.

plant tissue consisting of ducts or vessels, that, in the higher plants, forms the system (vascular system) by which sap is conveyed throug

Alcohol is attracted to cell membranes, and it concentrates there. When it reaches nerve cell membranes, the alcohol can change the function