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Biology Review: Synthesis of Proteins 150 150 Deborah

Biology Review: Synthesis of Proteins

Overview:  The Role of DNA DNA directs the synthesis of proteins in cells, whether they ultimately form cellular structure or control chemical reactions as enzymes.  The process takes place in a series of steps, including transcription and translation.  It is a complex procedure that is part of the genetic code of every cell. DNA and…

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Recognizing Nonstandard English Usage on Tests 160 128 School Tutoring

Recognizing Nonstandard English Usage on Tests

Overview:  What Is Nonstandard English? Nonstandard English usage encompasses topics such as  double negatives, nonstandard use of contractions, less acceptable phrases, and commonly confused words.  These are all traps for the unwary on standardized tests and formal writing. Double Negatives While other languages such as Spanish and French form negatives with double negatives, English does…

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Review of the Pythagorean Theorem 150 150 Deborah

Review of the Pythagorean Theorem

Overview: The Pythagorean theorem, involving the relationships between the sides of a right triangle, is one of the most famous geometry theorems.  Many proofs have been generated to show the relationship, a2+b2=c2..  The a side and the b side are the legs on either side of the right angle, and the c side is the…

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Taking College Courses in High School 556 333 School Tutoring

Taking College Courses in High School

If you’re planning on going to college after graduating high school, you may want to consider getting started early. Many schools allow students to take advanced placement courses for college credits. While these classes will certainly be more challenging, and possibly more time-consuming, than your regular classes, there are also some benefits to taking them.…

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Back to School: SchoolTutoring Academy Reviews Area and Perimeter 150 150 Deborah

Back to School: SchoolTutoring Academy Reviews Area and Perimeter

Overview: Area and perimeter are two important measurements of a geometric figure.  The area is the number of units enclosed within its surface, and the measurement of the distance around its boundaries is the perimeter.  The perimeter is usually measured in units and the area, in square units. Area and Perimeter of Rectangles The area…

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A Biology Review of DNA 150 150 Deborah

A Biology Review of DNA

Overview:  What Is DNA? Genes are made of DNA, short for deoxyribonucleic acid.  It is a very long molecule made  of the nitrogen-carrying bases adenine, guanine, thymine, and cytosine, phosphates, and the sugar deoxyribose.  The long molecule is in an unique double helix shape, which allows a large amount of chemical information to be processed,…

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Math Review: Equality and Inequality of Fractions 150 150 Deborah

Math Review: Equality and Inequality of Fractions

Overview: What Are Fractions? Fractions consist of a numerator, a, and a denominator, b, so that the fraction takes the form a/b.  The denominator is the number of equal parts in a whole, and the numerator is the number of parts considered.  For example, if a pizza is divided into 8 equal pieces, and 3 pieces…

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Math Review of Combinations and Permutations 340 250 School Tutoring

Math Review of Combinations and Permutations

Overview Mathematical combinations occur in problems that involve the number of ways that sets can be combined, where order does not matter.  Permutations are similar arrangements, but order does matter.  They are related through principles of multiplication and arrangements involving factorials. How Many Choices Are There? If the problem is merely a combination of a…

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Is there Really No Error in the Sentence? 171 295 School Tutoring

Is there Really No Error in the Sentence?

Overview:  No Error One of the ways English and grammar skills are tested on the SAT, ACT, and other standardized tests is to ask students to decide if a sentence has errors.  Students are then asked to choose from alternatives, including the trap for the unwary, “No error”.  It is a similar trap to its…

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Biology Review of Genetic Behavior 150 150 Deborah

Biology Review of Genetic Behavior

Overview:  What Is Genetic Behavior? Morgan’s discovery of gender-linked traits was further evidence that genes were located on chromosomes.  However, other research indicated that the behavior of genes during meiosis was sometimes more complex than with gender-linked traits.  With the development of more powerful techniques of observation, specific genes could sometimes be located. What Is…

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