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Evolution
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Questions (3,727)
Evidence supporting the evolution theory is obtained by studying the structure of vertebrate forelimbs.
This type of evidence for
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What is the relationship between humans and chimpanzees is the answer humans and chimpanzee evolved from a common ancestor or
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In three to five sentences, explain how the fossil record provides evidence for the idea of natural selection.(4 points)like 8th
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In peppered moth populations, light and dark moths are selected for in different environments. Which type of selection is this,
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Science
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Consider the following scenario:
Some fish in a murky underground lake have lighter scales than the others. This makes it
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o
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Over many generations, there is a good chance that an advantageous gene will be shared by every organism of the same species or
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o
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The two graphs show data at the beginning and ending of a study on a certain population of parrots. Use the information in the
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emilymay_2356
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Question 7 The evolutionary mechanism of migration involves the contribution of the genetic inheritance of migrating individuals
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The process of evolution involves changes in the genetic makeup of a population over a period of time. Sexual reproduction
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Consider the following scenario:
A drought hits the habitat of a semi-aquatic bird population. All ponds dry up, and fish
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PreppyZepto
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The hypothesis that there is a common ancestor to all living organisms is strengthened by what observation?
Each type of living
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Emily
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Are Dinosaurs Still With Us? Quick Check 2 of 52 of 5 Items Question Why do organisms evolve?(1 point) Responses Changes in the
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SupremeBird44
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You and your friend inspect a group of fossils from different organisms with various features. Your friend is convinced that all
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tomdaya
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In an ecosystem, there are two color varieties within a species of toads, brown and green, over 50 years the proportion of the
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Are Whales and Hippos Related? Quick Check
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You and your friend inspect a group of fossils from different organisms with various features. Your friend is convinced that all
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What do scientists think about the common ancestor of whales and hippos?(1 point)
Responses The animal lived in water. The animal
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In studying humans, whales, and horses, which of the following set of similarities would be evidence for the most recent common
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Kaleeyaaaa<3
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A particular bird species found in North America obtains most of its food energy by catching and eating insects. A mutation
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Which statement best describes how aircraft technology evolved by World War
II? (1 point) Planes could now detect enemy aircraft
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Scientists think that whales and hippos came from the same ancestor. Why?(2 points)
Responses Hippos have a vestigial (no longer
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Researchers plotted a distribution curve for leg length in a population of birds, with length from short to long on the x-axis.
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What relationship exists between changes in the environment and variations
Changes in the environment can act on existing
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Question
If members of a population have a variety of traits, it is(1 point) Responses more likely that most of the members will
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In peppered moth populations, light and dark moths are selected for in different environments. Which type of selection is this,
1 answer
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48 views
You and your friend inspect a group of fossils from different organisms with various features. Your friend is convinced that all
1 answer
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truestforms10
33 views
Researchers plotted a distribution curve for leg length in a population of birds, with length from short to long on the x-axis.
T
1 answer
asked anonymously
14 views
In peppered moth populations, light and dark moths are selected for in different environments. Which type of selection is this,
1 answer
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nobody
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Which explanation is accurate about the survival and reproduction of a population?(1 point) Responses If there are a limited
1 answer
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itzpradalol10
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Evolution Unit Test
10 of 1410 of 14 Items Question Listed below are characteristics that serve as evidence of shared ancestry
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A)
Consider the following scenario: An animal is born with a shorter tail. This makes no difference to its ability to survive or
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Which statement accurately describes the relationship between variations and fitness?(1 point)
Responses Fitness always increases
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Over many generations, there is a good chance that an advantageous gene will be shared by every organism of the same species or
1 answer
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Which of the following refers to the accumulation of small changes in the gene pool of a species over time?
a gene flow b
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Evolution Unit Test 1 of 141 of 14 Items Question Fossils and genes are used to determine(1 point) Responses how many mutations
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Analogous structures look different but function the same. For example, the wings of a bird and butterfly have very different
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Use the scenario to answer the question.
By studying the limbs and fossils of different animals, such as a horse leg and a human
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Jungkook is my love
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Question 1
A student is investigating three organisms to determine patterns of common ancestry. The image shows the similarities
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Question 1
The phylogenetic tree shown shows the evolutionary relationships among finches. What can be concluded from this
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Fossils and genes are used to determine (1 point)
• how species interact with each other. • how species will change over
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Evolution is a(1 point)
Responses theory because it is an explanation that is supported by extensive observations,
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what?
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Coyotes primarily feed on small mammals, such as rabbits, squirrels, birds, and mice. Many of these prey try to escape from
1 answer
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what?
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Small differences between parents and offspring accumulate over time. This process(1 point)
Responses prevents parents from being
2 answers
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what?
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Based on Darwin’s ideas of descent with modification and natural selection, which observation would best support the idea that
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Hana
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What evolves during natural selection?
A. the phenotypes of individual organism B. entire species C. inactivated genes D. the
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Evolution Unit Test 7th grade answers
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??????????????????????????????????????????????????
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Natural selection is the process through which populations of living organisms adapt and change.
An example of this is the
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If an organism is well adapted to its environment and a rapid major change occurs to the environment, what is most likely going
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34 views
In peppered moth populations, light and dark moths are selected for in different environments. What type of selection is this,
1 answer
asked anonymously
44 views
Based on Darwin’s ideas of descent with modification and natural selection, which observation would best support the idea that
1 answer
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Jungkook is my love
10 views
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