Biology question and answers for April 06, 2024
- Q Poaching is the illegal hunting of wild animals Poachers typically kill exotic animals for profit Elephant tusks are made of ivory and used for various ornaments and jewelry Between 1979...
- Q Evolution constantly occurs in all organisms Which of the following examples is most likely to provide evidence for the continual evolu tion of organisms Select all that apply A B...
- Q Evolutionary biologists use several pieces of evidence to prove phylogenic relationships be tween different species Which methods have been established most recently and are the most conclusive in de termining...
- Q It can take millions of years for large changes in a population or species to be observed These major changes are often referred to when studying the process of evolution...
- Q Genetic variation is essential for the survival of a species over time Environmental changes can apply selective pressure on a population Due to environmental changes many individ uals in the...
- Q Observe the process of transduction in the image below Cell 1 is represented by A Cell 2 is represented by B and Cell 1 s DNA is represented by a...
- Q Horses and donkeys have similarities in taxa such as belonging to the same family but not the same species While horses and donkeys often occupy the same pastures hybrid off...
- Q are trying to determine the relationship between various groups of organisms The researchers analyze the amino acid sequence of the protein cytochrome c in various groups of organisms Once they...
- Q Occasionally environments will experience periods of rapid change Which of the following correctly identifies what may happen to a species well suited to the former environment A Traits favorable in...
- Q A student is competing in a competition in their science class to see which student can the oretically design the most evolutionarily successful population of a species Which of the...
- Q Charles Darwin proposed the theory of biological evolution by natural selection Darwin de layed publishing his work for several decades while he gathered additional evidence to sup port his theory...
- Q On his voyage Darwin made observations about various living organisms One specific or ganism that Darwin observed was the Galapagos finch Darwin hypothesized that the finches on the Galapagos Islands...
- Q The earliest evidence of life on Earth comes from fossils discovered in western Australia that date back around 3 5 billion years Which of the following organisms provides the earliest...
- Q A scientist is studying two different species of fish The table below shows various observa tions that the scientist could have seen in the two different species of fish Observation...
- Q Vestigial structures provide strong evidence of common ancestry and can help scientists trace the evolutionary origin of species with vestigial structures Which of the following are considered vestigial structures Select...
- Q Natural selection acts on phenotypes within a population As a result over time the phe notypic frequencies in a population can change The graph below shows how the pheno type...
- Q A population of giraffes lives in a specific environment that contains trees of various heights A flood occurs in the area causing the shorter plants to die and only the...
- Q Microevolution describes evolution on its smallest scale such as the change in allele fre quencies in a population over generations Insects and bacteria are key species to observe microevolution due...
- Q Abiogenesis is the process by which living organisms first arose from inorganic materials An explanation for the origin of life must account for the formation of biological molecules such as...
- Q Large North American vultures known as California condors nearly went extinct during the 1980s due to habitat destruction The number of wild California condors is slowly in creasing due to...
- Q Which statements below are true regarding evidence of evolution such as analogous and homologous structures 1 Structures found in different species with similar functions resulting from a common an cestor...
- Q All birds living today are descended from a group of dinosaurs called theropods Theropods first appeared in the fossil record around 200 million years ago However fos sils of taxa...
- Q PTC or phenylthiocarbamide is a chemical that to humans either tastes bitter or has no taste at all The ability to taste the bitterness of PTC is controlled by a...
- Q A group of researchers studies fish populations in two adjacent small mountain lakes Seasonal flooding will typically temporarily join the two lakes Interbreeding and isolation between the lakes fish populations...
- Q The peppered moth Biston betularia comes in two varieties The typica form is white with black spots and was prominent in England prior to the Industrial Revolution while the car...
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