Artificial and Natural selection (classifications of matter ( ( (Physical…
Artificial and Natural selection
types of selection
classifications of matter
Physical Property-The change in state or appearance of an object.
Chemical Property- A change that becomes evident mostly after the reaction has occurred.
Changes to Matter
Physical changes EX. cutting apple, tear a piece of paper, chopping down a tree.
Phase Changes-When a substance takes a different form. EX. solid to liquid.
Atom-the smallest compound that has the chemical properties of an element.
Molecule-a group of atoms bonded together.
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Artificial Selection- The breeding of two specific animals to get desirable traits.
Phenotype- The physical appearance of an organism.
Genotype- The genetic makeup of an organism.
Heredity- The passing of characteristics from parent to offspring.
Types of Reproduction
Advantages-Takes less time and energy
Disadvantages- All offspring look the same
Advantages- All offspring look different
Disadvantages- Takes up more time and energy than asexual reproduction
A full set of chromosomes, all the inheritable traits of an organism.
Any of several thread like bodies, 23 are found in humans.
A basic unit of heredity