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Original Question
In a section of the Grand Canyon, scientists have found the fossil remains of several different groups of organisms. The diagra...Question
In a section of the Grand Canyon, scientists have found the fossil remains of several different groups of organisms. The diagram below represents the number and age of the fossils the scientists found. The width of each shaded area in the diagram below indicated the relative number of fossils found.
Which of the following statements is supported by the fossil record?
(1 point)
Responses
Only one of the organisms represented is extinct
Only one of the organisms represented is extinct
Group D has the most individuals in the population
Group D has the most individuals in the population
Group C has the youngest age of organisms in the population
Group C has the youngest age of organisms in the population
All species are extinct
(1 point)
Responses
Only one of the organisms represented is extinct
Only one of the organisms represented is extinct
Group D has the most individuals in the population
Group D has the most individuals in the population
Group C has the youngest age of organisms in the population
Group C has the youngest age of organisms in the population
All species are extinct
All species are extinct
Question 19
Based on modern evolutionary theory, which of the statements below explains why this species is able to camouflage itself.
(1 point)
Responses
It may have changed its color to avoid a predator
It may have changed its color to avoid a predator
It may have changed its color because it saw a bug changing its color.
It may have changed its color because it saw a bug changing its color.
It may have changed due to an instant gene mutation
It may have changed due to an instant gene mutation
It may have changed because the lizard ate the bark of the tree
It may have changed because the lizard ate the bark of the tree
Question 20
Below are structures that belong to 3 species with a common ancestor. These are examples of:(1 point)
Responses
Homologous structures
Homologous structures
Convergent evolution
Convergent evolution
Analogous structures
Analogous structures
Crossing over
Crossing over
Question 21
Match each term with its correct definition or example(5 points)
Put responses in the correct input to answer the question. Select a response, navigate to the desired input and insert the response. Responses can be selected and inserted using the space bar, enter key, left mouse button or touchpad. Responses can also be moved by dragging with a mouse.
The preserved remains or traces of ancient organisms
Similar anatomical features in different species, suggesting a common ancestor
A random change in an organism's DNA that may create new traits
A trait that increases an organism's chance of survival and reproduction
The process by which organisms with advantageous traits survive and reproduce
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Which of the following statements is supported by the fossil record?
(1 point)
Responses
Only one of the organisms represented is extinct
Only one of the organisms represented is extinct
Group D has the most individuals in the population
Group D has the most individuals in the population
Group C has the youngest age of organisms in the population
Group C has the youngest age of organisms in the population
All species are extinct
(1 point)
Responses
Only one of the organisms represented is extinct
Only one of the organisms represented is extinct
Group D has the most individuals in the population
Group D has the most individuals in the population
Group C has the youngest age of organisms in the population
Group C has the youngest age of organisms in the population
All species are extinct
All species are extinct
Question 19
Based on modern evolutionary theory, which of the statements below explains why this species is able to camouflage itself.
(1 point)
Responses
It may have changed its color to avoid a predator
It may have changed its color to avoid a predator
It may have changed its color because it saw a bug changing its color.
It may have changed its color because it saw a bug changing its color.
It may have changed due to an instant gene mutation
It may have changed due to an instant gene mutation
It may have changed because the lizard ate the bark of the tree
It may have changed because the lizard ate the bark of the tree
Question 20
Below are structures that belong to 3 species with a common ancestor. These are examples of:(1 point)
Responses
Homologous structures
Homologous structures
Convergent evolution
Convergent evolution
Analogous structures
Analogous structures
Crossing over
Crossing over
Question 21
Match each term with its correct definition or example(5 points)
Put responses in the correct input to answer the question. Select a response, navigate to the desired input and insert the response. Responses can be selected and inserted using the space bar, enter key, left mouse button or touchpad. Responses can also be moved by dragging with a mouse.
The preserved remains or traces of ancient organisms
Similar anatomical features in different species, suggesting a common ancestor
A random change in an organism's DNA that may create new traits
A trait that increases an organism's chance of survival and reproduction
The process by which organisms with advantageous traits survive and reproduce
Skip to navigation
pag
Answers
GPT-4o mini
### Question Responses
**For the fossil record question:**
Which of the following statements is supported by the fossil record?
- **Correct Response:** Group C has the youngest age of organisms in the population
**For the camouflage explanation question:**
Based on modern evolutionary theory, which of the statements below explains why this species is able to camouflage itself?
- **Correct Response:** It may have changed its color to avoid a predator
**For structures belonging to 3 species with a common ancestor question:**
Below are structures that belong to 3 species with a common ancestor. These are examples of:
- **Correct Response:** Homologous structures
### Question 21 Matching:
1. **The preserved remains or traces of ancient organisms**
- **Response:** Fossils
2. **Similar anatomical features in different species, suggesting a common ancestor**
- **Response:** Homologous structures
3. **A random change in an organism's DNA that may create new traits**
- **Response:** Mutation
4. **A trait that increases an organism's chance of survival and reproduction**
- **Response:** Adaptation
5. **The process by which organisms with advantageous traits survive and reproduce**
- **Response:** Natural selection
Feel free to verify if these responses align with the information presented in your diagram and context!
**For the fossil record question:**
Which of the following statements is supported by the fossil record?
- **Correct Response:** Group C has the youngest age of organisms in the population
**For the camouflage explanation question:**
Based on modern evolutionary theory, which of the statements below explains why this species is able to camouflage itself?
- **Correct Response:** It may have changed its color to avoid a predator
**For structures belonging to 3 species with a common ancestor question:**
Below are structures that belong to 3 species with a common ancestor. These are examples of:
- **Correct Response:** Homologous structures
### Question 21 Matching:
1. **The preserved remains or traces of ancient organisms**
- **Response:** Fossils
2. **Similar anatomical features in different species, suggesting a common ancestor**
- **Response:** Homologous structures
3. **A random change in an organism's DNA that may create new traits**
- **Response:** Mutation
4. **A trait that increases an organism's chance of survival and reproduction**
- **Response:** Adaptation
5. **The process by which organisms with advantageous traits survive and reproduce**
- **Response:** Natural selection
Feel free to verify if these responses align with the information presented in your diagram and context!