20 Terms
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Cell biology
The study of cell structure, physiological properties, interactions with the environment and life cycle.
Industry: Biology
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Cell biology
Somatic cell
Biology; Cell biology
A cell that is not or will not become a gamete; the cells of the body.
Sliding filament model
Biology; Cell biology
Model of muscular contraction in which the actin Þlaments in the sarcomere slide past the myosin Þlaments, shortening the sarcomere and therefore the muscle.
Slime moulds
Biology; Cell biology
Protistans that may represent a transition between protistans and fungi.
Small intestine
Biology; Cell biology
A coiled tube in the abdominal cavity that is the major site of chemical digestion and absorption of nutrients; composed of the duodenum, jejunum, and ileum.
Short-day plants
Biology; Cell biology
Plants that þower during early spring or fall when nights are relatively long and days are short; e.g., poinsettia and dandelions.
Sickle cell anaemia
Biology; Cell biology
Human autosomalrecessive disease that causes production of abnormal red blood cells that collapse (or sickle) and cause circulatory problems.
Sieve plates
Biology; Cell biology
Pores in the end walls of sieve elements that connect the sieve elements together. The end walls of sieve tube cells that are perforated (sieves).
