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Microevolution - Macroevolution

"Microevolution is defined as changes within a species that aren't drastic enough to create an entirely new species. Changes that result in a new species are part of macroevolution. Often microevoluti ...

Meiosis

"Meiosis is a type of cell division that produces gametes. In meiosis, cells undergo two divisions. The result of meiosis is the production of four haploid cells from a diploid cell with each haploid ...

Animal Kingdom

"Unlike the organisms of the Archaea or Monera Kingdoms, the Animal Kingdom consists of multi-cellular, heterotrophic organisms that feed on other organisms to survive. Some of the characteristics of ...

Anaerobic Respiration

Anaerobic respiration is the process of producing cellular energy without oxygen. Anaerobic respiration is a relatively fast reaction and produces 2 ATP, which is far fewer than aerobic respiration. A ...

Alleles

"An allele is one of the possible forms of a gene. Most genes have two alleles, a dominant allele and a recessive allele. If an organism is heterozygous for that trait, or possesses one of each allele ...

Law of Segregation

"Gregor Mendel's law of segregation has four parts. First, it defines an allele. Second, it states that organisms inherit one allele from each parent. Third, it states that gametes only carry one alle ...

Law of Independent Assortment

"Gregor Mendel's law of independent assortment states that when genes are inherited, they are inherited independent of each other. Linked genes are exceptions to the law of independent assortment beca ...

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