The simplest possible sentence consists of a subject, which controls the action of the verb, and a predicate, which includes the verb and any objects, modifier or complements. Written English sentences begin with a capital letter and end with a full stop punctuation mark (period, exclamation mark or a question mark).
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Adverbs and adjectives help a writer to paint a picture in the reader’s mind by adding extra information.
- · Adjectives can help add extra information to nouns (people, places, objects).
- · Adverbs can add extra information to verbs (movements, actions, state of being).
The man (noun) walked (verb) across the road (noun). Keep reading »
• Accuracy – a measure of how close the data is to the actual true value. Note the difference between accuracy and precision. If a man is 1.81 m tall, a measurement of 1.743 m. is precise but not accurate.
• Actin – fibrous protein found in muscles. Combines with myosin to bring about muscle contraction.
• Activation energy – energy required to start a reaction: the energy needed to break bonds in the reactants before new ones can form to make the products. Keep reading »
• Dependent variable –the variable that is measured as it changes during an experiment.
• Diastole – phase of the cardiac cycle in which the heart muscle is relaxed.
• Dipeptide – molecule formed when two amina acids join by a peptide link
• Disaccharide – molecule formed when two monosaccharides join by glycosidic link. Keep reading »
• Baroreceptor – receptor cell sensitive to changes in blood pressure. Located in the carotid sinus in the neck.
• Binary fission – simple asexual reproduction that occurs in bacteria and other single-celled organisms. One individual simply splits into two by mitosis.
• Blind trial – a trial in which the patient does not know whether they have been given the active drug or the inactive control (placebo). Keep reading »