Biology Questions
Explore questions in the Biology category that you can ask Spark.E!
which is not necessary to detect evolutionary change? natural selection, a population, inheritance, variation
the haplodiploid sex determination system is most common in which of the following? bees, beetles, butterflies, fish
Evidence we looked at in class support that the amplifying host of HIV 1 is
Darwin's chief hypotheses in the origin of species specifically was
In the middle of the 20th century, he championed the idea that selection is not necessary for evolution to occur, and random processes are important
A rudimentary body part that is thought to have been important in ancestral populations but no longer retains its original function is termed an
Change in domestic dog breeds, Like the example of cocker spaniels we looked at in class, are examples of
did humans evolve from chimpanzees?
The HIV virion contains all of the following components except : integrase, single-stranded RNA, double- stranded DNA, Reverse transcriptase
This biologist studied natural populations of Drosophila in California
A contemporary of Darwin who came up with similar ideas about natural selection
Phylogenetic trees may be used to display relationships among which of the following: Life, Genes, species, all of the above
The system of binomial nomenclature we use today in taxonomy was developed by
The CCR5- 32 is found at the highest frequency in which of the following populations? africans, japanese, north americans, and europeans
IT has been noted that HIV infection frequencies are lower in western Africa (say ghana and Togo) then southern africa (say, Botswana) what observation might lead to these lower infection frequencies?
In determining the evolutionary relationship of taxa on a phylogeny, one is needs to:A)find the taxa that have the least number of branches between them B) find the taxa that have the least number of nodes between them C) Read "back" to nodes connecting species to determine and compare common ancestryD)read along the tree tips: closer= Closely related
Traits that are inherited from a common ancestor are called
An american Drosophilist who was interested in mapping traits on chromosomes
Wolbachia is a maternallyl inherited microorgaism that found in cells of several invertebrate species. We disscussed Wolbachia in the context that it
The amino acid code of a human and the amino acid code of a fly are similar because they are inherited from a common ancestor