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What term refers to the evolutionary history of an organism?
The term is "phylogeny," which is the study of the evolutionary relationships among organisms based on similarities and differences in their genetic and physical characteristics.
Where can clues in the evolutionary relationships of animals be found?
Clues can be found out about the evolutionary relationships of animals by studying fossil records.
Type of classification based on evolutionary history?
Phylogenetic classification is based on evolutionary history and relationships among organisms. It organizes species into groups based on shared ancestry and evolutionary relationships, using information from genetic and morphological similarities. This approach helps to study the evolutionary development and relationships among different species.
What is politomy and what does it represent?
A polytomy is a 3-way split in the evolutionary tree where evolutionary relationships between the two outermost branches are not yet clear. It represents an unresolved pattern of divergence in evolution.
Which molecule is often studied to find out about evolutionary relationships?
DNA is often studied to find out about evolutionary relationships. By comparing the similarities and differences in the genetic material (DNA sequences) of different species, scientists can infer their evolutionary relationships and construct evolutionary trees. This field of study is known as molecular phylogenetics.
What organelles are used in investigating evolutionary relationships?
Mitochondria and ribosomes are the organelles useful in investigating potential evolutionary relationships. For example, mitochondria can be used to determine relatedness between individuals and species.
What term is used to indicate a relatively new characteristic in an evolutionary sense?
The term used to indicate a relatively new characteristic in an evolutionary sense is "derived trait" or "apomorphy." These traits are distinct from ancestral characteristics and arise as species evolve, helping to differentiate them from their predecessors. Derived traits are often used in the context of phylogenetic analysis to understand evolutionary relationships among organisms.
The science that seeks to show evolutionary relationships between organisms is?
The science is called phylogenetics. It uses molecular data and morphology to study the evolutionary relationships and the patterns of descent among different organisms. Phylogenetic trees are commonly used to illustrate these relationships.
What is Diagram that shows evolutionary relationships?
Phylogenetic tree
The number and structure of what can help to determine evolutionary relationships between species?
The number and structure of chromosomes help determine evolutionary relationships between species. Chromosome comparison helps to provide evidence of the relationships in a species.
What perspective maintains that love serves the evolutionary purpose of drawing males and females into longterm relationships which are essential to child rearing?
Evolutionary psychology maintains that love serves the evolutionary purpose of drawing males and females into long-term relationships essential for child-rearing. This perspective argues that forming stable partnerships increases the likelihood of successfully raising offspring, ensuring the continuation of genes in future generations.
What is used to identify evolutionary relationships?
Phylogenetic analysis is used to identify evolutionary relationships among organisms. It involves comparing genetic, morphological, and biochemical data to infer the evolutionary history and relatedness of different species. Researchers use methods like constructing phylogenetic trees to visualize these relationships.
