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Unit 1. Edit a Copy. Study these flashcards. Essence A. Humans belong to the. Domain Eukarya Animal Kingdom. Which of the following statements best distinguishes hypotheses from theories in science.
Hypotheses are relatively specific and narrow in scope; theories have a broader explanatory power. A controlled experiments is one in which There are at least two groups, one of which does not receive the experimental treatment.
Which of the following housing is the most energy efficient? Which biome in the US is affected the most? Which of the following is NOT an observation or inference on which Darwin's theory of natural selection is based? Individuals adapt to their environment and, thereby, evolve. DDT was once considered a 'silver bullet' that would permanently eradicate insect pests.
Today, instead, DDT is useless against many insects. Which of Mockingbird Imitating A Silent Warbler - Salt Lick - Rural Lust & Urban Ruts would have been required for the pest eradication effort to be successful in the long run?
None of the individual insects should have possessed genomes that made them resistant to DDT. The Darwinian fitness of an individual is measured most directly by The number of offspring that survive to reproduce. Characteristics of Living Things. Contain nucleic acids, proteins, carbohydrates, and lipids. Composed of cells. Domain Eukarya. Scientific Method.
The step by step process of inquiry used in hypothesis based science Certain Individuals have heritable characteristics that allow them and reproduce at a higher rate than other individuals. Natural Selection. The process which favors organisms better adapted to their environments and allow them to survive and produce more offspring. Important Points. Only populations evolve. Natural selection can only act Mockingbird Imitating A Silent Warbler - Salt Lick - Rural Lust & Urban Ruts heritable traits.
The traits that are favored by natural selection depend upon the environment. A trait that is favorable in one place and time may not be favorable in another. Ecosystems are composed of.
All the organisms that live in an area plus the physical enviorment. Which of the following aspects of an organism's life is least Le Deserteur - Le Conge - Malicorne - Malicorne 4 to its life history? The dominant species in an environment is.
The most abundant. The process of change that has transformed life on Earth from it's earliest beginnings to the diversity of organisms living today. The entire part of Earth where life exists. The living and nonliving things in a certain area. The entire array of organisms inhabiting a particular ecosystem. An assemblage of individuals that belong to the same species and live in the same area.
Individual living things. A community interaction where one organism makes the environment more suitable for another organism. Why is it important that an experiment include a control group? Without a control group, there is no basis for knowing if a particular result is due to the variable being tested. A localized group of organisms that belong to the same species The fish will have a higher concentration of the toxin in their tissues than the zooplankton.
All the organisms on the UCCS campus make up a The Darwinian fitness of an individual is measured most directly by. For a given year, if a population had 90 births, deaths, 10 immigrants, and 0 emigrants, it. Can occur due to changes involving a single gene. Which of the following best explains the fact that brightly colored guppies are more likely to find mates than drab guppies?
Sexual Selection. Within six months of effectively using methicillin to treat Staphylococcus aureus infections in a community, all new infections were caused by MRSA memethicillin-resistant Staphylococcus aureus. How can this result best be explained? Some drug-resistant bacteria were present at the start of treatment, and natural selection increased their frequency.
How is habitat fragmentation related to biodiversity loss? Populations of organisms in fragments are smaller and, thus, more susceptible to extinction. At a cocktail party, you meet a person who tells you that she studies how predation by cats affects bird populations in urban areas.
Community Ecologist. In Turn It Up - Masta Ace Incorporated - Sittin On Chrome thinking, Last Day - Metzger & Bauer - Goldfish more closely related two different organisms are, the Which of the following types of species interaction is correctly paired with its effects on the density of the two interacting populations?
Fossil evidence indicates that horses have gradually increased in size over geologic time. Which of the following terms best describes this? Directional Selection. Which of the following groups would be most likely to exhibit uniform dispersion? Red squirrelswho actively defend territories.
Which of the following causes populations to shift most quickly from an exponential to a logistic population growth? In a typical field ecosystem, a secondary consumer, such as a fox, receives approximately what percent of the energy fixed by primary producers? Of the human populations depicted in the age pyramids below, which one is growing?
Which of the following is an example of Batesian mimicry? A non-venomous snake that looks like a venomous snake. What is true of natural selection? Mutations occur at random; natural selection can preserve and distribute beneficial mutations. Over time, the movement of people on Earth has steadily increased. This has altered the course of human evolution by increasing. Gene Flow. Deserts typically occur in a band at 30 degrees north and south latitude because. Descending air masses tend to cool and dry.
Evidence shows that some grasses benefit from being grazed. Which of the following terms would best describe this plant-herbivore interaction? A species of fish is found to require a certain water temperature, a particular oxygen content of the water, Mockingbird Imitating A Silent Warbler - Salt Lick - Rural Lust & Urban Ruts particular depth, a rocky substrate on the bottom, and a variety of nutrients in the form of microscopic plants and animals to thrive.
These requirements describe its. Ecological Niche. Genetic drift. The unpredictable fluctuation in allele frequency within a population dut to chance events. Founder effect.
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