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General Science Knowledge

Medium11×1115 words

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Clues in this puzzle

The fundamental structural and functional unit of all living organisms (4)
The quantitative property that must be transferred to a body or physical system to perform work (6)
A part of the body that has a specific vital function, such as the heart or liver (5)
A substance that increases the rate of a chemical reaction without itself undergoing any permanent chemical change (8)
An atom or molecule with a net electric charge due to the loss or gain of electrons (3)
A chemical substance that neutralizes alkalis and turns litmus paper red (4)
The self-replicating material present in nearly all living organisms as the main constituent of chromosomes (3)
The alteration of the nucleotide sequence of the genome of an organism (8)

Hot molten or semifluid rock erupted from a volcano or fissure (4)
A unit of heredity which is transferred from a parent to offspring (4)
The basic unit of a chemical element (4)
The resistance that one surface or object encounters when moving over another (8)
The natural phenomenon by which all things with mass or energy are brought toward one another (7)
A pure substance consisting only of atoms that all have the same number of protons (7)
A substance that can accept hydrogen ions or more generally, donate electron pairs (4)