Examlex
In the testcross Aa Bb × aa bb, what proportion of individuals are expected to be homozygous for both genes in the F1 generation?
Alveolates
A group of protists, including dinoflagellates, apicomplexans, and ciliates, characterized by the presence of alveoli (small sac-like structures) beneath their cell membranes.
Representative Clade
A group of organisms that includes an ancestor and all of its descendants, representing a single branch on the tree of life.
Supergroup
In biology, a high-level classification rank above kingdom, used in some recent taxonomic systems to organize the diversity of life.
Trypanosomes
Single-celled parasitic organisms responsible for diseases like African sleeping sickness and Chagas' disease, transmitted by insect vectors.
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