Geographic isolation is a key factor in driving speciation in plants and is evident in regions like the Antarctic convergence, where distinct species have evolved due to the isolation imposed by geographical boundaries.
The correct answer is option 3 and 4.
In the given options, the following choices support the importance of geographic isolation as stated in the article:
3. Speciation of plants: Geographic isolation plays a significant role in the speciation of plants. When plant populations are geographically separated, they can undergo divergent evolution due to different selective pressures and environmental conditions. Over time, this can lead to the formation of new plant species with distinct characteristics.
4. Antarctic convergence: The concept of Antarctic convergence refers to the meeting of cold Antarctic waters with warmer waters from other ocean regions. This convergence creates a unique ecological boundary that isolates species in the Antarctic region. The geographic isolation resulting from the Antarctic convergence has contributed to the evolution of distinct species and high biodiversity in the region.
It is important to note that the other options (1. genetically similar organisms and 2. distribution and abundance of organisms) do not directly support the importance of geographic isolation as described in the question.
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The question probable may be:
Which of the following support the importance of geographic isolation as stated in the article? Check all of the boxes that apply.
1.genetically similar organisms
2.distribution and abundance of organisms
3.speciation of plants
4.Antarctic convergence
Discuss in detail vaccine against microorganism particularily antiviral
Answer:
Vaccines are substances made from components of virus, bacteria, parasites, or other microbes that are administered as a preventative measure to help protect people from infection with a particular microorganism. Vaccines help the immune system recognize and attack a particular organism, in this case, an antivirus, by introducing harmless versions of the microorganism into the body. After a vaccine is introduced, the immune system begins to build up an immunity to the specific virus, thus reducing or eliminating the risk of becoming infected.
The most common types of antiviral vaccines are made from inactivated virus particles (like the polio vaccine) or from weakened live virus particles (like the measles vaccine). Inactivated viruses are killed using heat, chemicals, or other methods, which render the virus unable to cause infection. The virus is then used to create the vaccine. Weakened live virus vaccines use live virus particles that have been altered so they cannot multiply and cause illness.
Once the vaccine is administered, it stimulates the body’s immune system to develop antibodies and remember the virus or infection. This enables the body to respond rapidly if encountered with the real virus, preventing infection and potential illness. Vaccines can be given in the form of a shot, orally, or by a nasal spray.
For antiviral vaccines, the goal is typically to prevent the transmission and spread of the virus, reduce severe illnesses, and mortality, decrease long-term disability, and prevent viral evolution that leads to drug resistance. It is also important to remember that not all viruses can be prevented with a vaccine. Vaccines are typically used to prevent infection from viruses or other pathogens that cause severe, long-term illnesses and death.
Explanation:
Use this chart of a portion of a dichotomous key to answer the question.
Dichotomous Key
A dichotomous key is shown. 1 splits into 3. 3 splits into organism X and 9. 9 splits into 10 and organism Z.
Which question distinguishes organism X from organism Z?
question 1
question 3
question 9
question 10Describe how and why dichotomous keys are used.
Dichotomous keys are used to identify and classify organisms by presenting a series of contrasting questions or statements. They offer a systematic and efficient approach to identification, relying on dichotomous choices to narrow down possibilities and distinguish between different species or groups. Dichotomous keys are important tools in biology for understanding biodiversity, species identification, and ecological studies.
Dichotomous keys are tools used in biology to identify and classify organisms based on their characteristics and attributes. They consist of a series of paired statements or questions that lead the user to the correct identification of a specific organism. Each question has two contrasting options, and the user selects the option that best matches the observed characteristics of the organism being identified. By following this process of elimination, the user is able to narrow down the possibilities and reach a final identification.
Dichotomous keys are used in various fields of biology, including taxonomy, ecology, and field identification. They provide a systematic and organized approach to identifying organisms, particularly when dealing with a large number of species or when distinguishing between closely related species.
The structure of a dichotomous key allows for efficient and accurate identification. At each step, the key presents a clear and mutually exclusive choice between two options, based on observable characteristics. By choosing the option that matches the observed characteristics, the user is guided to the next set of distinguishing features until the identification is achieved.
Dichotomous keys rely on the principle of dichotomy, which means dividing or splitting into two. This binary division is essential for narrowing down the possible choices and ultimately identifying the organism. The questions in the key are carefully designed to focus on key characteristics that differentiate between different groups or species.
Overall, dichotomous keys provide a systematic and logical approach to the identification of organisms. They are widely used in biological research, fieldwork, and educational settings. By enabling quick and accurate identification, dichotomous keys contribute to our understanding of biodiversity, species composition, and ecological interactions. They serve as valuable tools for scientists, students, and enthusiasts alike, facilitating the exploration and appreciation of the natural world.
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The question probable may be:
What is the purpose and significance of using dichotomous keys in biological identification and classification?
How do human diseases caused by bacteria and diseases caused by viruses react to antibiotics?
A. Neither responds to antibiotics
B. Both respond to antibiotics
C. Viral diseases respond to antibiotics; bacterial diseases don’t
D. Bacterial diseases respond to antibiotics; viral diseases don’t
Answer:
D. Bacterial diseases respond to antibiotics; viral diseases don’t.
Explanation:
Hope this helps!
A series of choices between two characteristics that is used to identify organisms is called a
characteristic chart.
characteristic key.
dichotomous chart.
dichotomous key.
RESPOND ASAP PLEASE Which measurement of water waves is equal to the amplitude of the wave?
the horizontal distance, or length, between two adjacent wave troughs
the vertical distance, or height, of a wave crest above calm water
the horizontal distance, or length, between two adjacent wave crests
the time in which one cycle of the wave passes one position
Answer:
The vertical distance, or height, of a wave crest above calm water.
Explanation: