bio evolution quiz

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For a given gene, the proportion of times a certain allele occurs in a population relative to the occurrence of all the alleles for that gene is called as ____

Allele frequency

___ structures that have the same function but different evolutionary origin

Analogous

All of the following suggest proof that evolution existed. Select the exception:

Artificial selection

____ are the preserved remains or traces of organisms that had died long ago

Fossils

A ____ is a set that contains all the alleles of all the genes in all individuals of a population

Gene pool

Which of the following is not a vestigial structure in humans?

Having bacteria in large intestines

Survival of the fittest was first coined by:

Herbert Spencer

Which of the following is true?

Homo habilis lead to H. erectus, to H. sapiens.

Which of the following does not belong to apes?

Homo sapiens

________ are structures that have the same evolutionary origin despite their current appearance or function

Homologous

Which group is prosimians?

Tarsiers

Which of the following does not belong to hominoid group?

Monkeys

Examples of Vestigial structures in humans

-Coccyx bone -Hair on ears -Appendix in human cecum (large instestine) -Mammary glands in men

Examples that is proof of evolution

-Molecular biology- DNA/RNA -Vestigial and homologous structures -Genetics -Presence of pharyngeal gill slits, post anal tail, notochord, and nerve chord

In _____, a population is drastically reduced by a natural catastrophe or overhunting

Bottle neck evolution

Untrue statement

Chimpanzees are the most arboreal of all apes

_____ is one of the major sources of natural selection, is an interaction among organisms competing for scarce resources. While, ____ is a process in which species mutually affect one another's evolution.

Competition, coevolution

Leglessness in worms and leglessness in snakes is an example of:

Convergent evolution

_____ is a process in which natural selection causes non-homologous structures that serve similar functions to resemble one another

Convergent evolution

Biologists group animals based on shared characteristics. Which of the following does not belong to the group?

Endosymbiosis

Hominoid group

Orangutans,Chimpanzees,Humans, and Gibbons

Which of the following is not a characteristic embryonic feature (as per embryology)?

Phenotypic physical traits

_____structures have no apparent essential function

Vestigial


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