Active transport: The Specially designed Cell Membrane Mechanism

active transport - cell membrane mechanism

Active transport is a cellular mechanism by which molecules cross the cell membrane against a concentration gradient, that is, from an area of low concentration to high concentration other with the consequent energy. Typical examples are the sodium-potassium pump, the pump simply calcium or glucose transport. (Check-in Biochemistry Dictionary) In …

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Branches of Biology: What are the Branches of Biology

branches of Biology

What are the Branches of Biology? This topic covered biology branches with description. Helpful QuickTime reviews for competitive examinations. What is Biology? How Many Types of Biology? The study of a living world is a special endeavor of humans. Humans are biological beings and are a little different from other living …

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What is Lac Operon? How it Regulates Gene Expression in Prokaryotes

lac operon - prokaryotic gene regulation

What is Gene Expression? What is Lac Operon? Definition of Gene Regulation is “the control of gene regulation and expression is very well understood in prokaryotes. The switching on and off of the gene to regulate the synthesis of various proteins (the enzymes, for example) is essential. The fluctuation in the immediate …

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What are the Causes of DNA damage?

DNA Damage: The Causes of DNA damage

What is DNA Damage Response? When Watson and Crick described the double helix structure of DNA and proposed its semi-conservative replication based on specific base pairings to explain the faithful transmission of genetic information from generation to generation mechanism to explain spontaneous mutations. Watson and Crick pointed out that the …

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General Information – Biology MCQ Part 2

biology MCQ part

Hello CSIR UGC NET aspirants, This is the Model paper series for COMPULSORY paper – A, from the CSIR Syllabus – PAPER – I (Part A). This is useful for all aspirants. Check your ability with this model paper series. General Information – Biology MCQ Part 1General Information MCQ – …

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General Information – Biology MCQ Part 1

biology mcq

Hello CSIR UGC NET aspirants, This is the Model paper series for COMPULSORY paper – A from the CSIR Syllabus – PAPER – I (Part A). This is useful for all aspirants. Check your ability with this model paper series. General Information – Biology MCQ Part 1General Information MCQ – …

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