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max2010maxim [7]
3 years ago
7

In southern Arizona, in the Chiricahue Mountains, there are species of toads that live aciya

Biology
1 answer:
inysia [295]3 years ago
5 0

Answer:

<em>Geographic isolation</em>

Explanation:

Geographic isolation can be described as a term that describes the model of speciation in which a biological population becomes isolated from other members of the population and can no longer have gene flow with them.

The same scenario of gene isolation is occurring in the species of taods which live at the top of the mountains in southern Arizona. This population has become reproductively isolated fro all other species of toads within the mountain range.

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A. Yes is correct. Hope that helps!
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3 years ago
Carl Woese analyzed DNA and created a new way to classify living things using the three-domain system. With new advances in tech
lisov135 [29]

The three domain system is wrong and will be corrected.

<u>Explanation:</u>

Carl Woes in 1977 classified the living beings into three domains: Archaea, Bacteria and Eukaryotas based on the 16s rRNA. But now with the advancement of technologies this classification has become a topic of debate and may need revision.

As Meta-genomics was introduced sequencing of DNA has become easy and it's easier now to analyze the chromosomes of an organism. Various new viruses and bacteria have been discovered (such as mimivirus) which do not fit into the classification system (requires the addition of new domains)..

Also, three domains of life is controversial as some scientists believe that Eukaryota evolved from the merge of prokaryotes and archaea (endosymbiosis). So, metagenomics and phylogenomics are revealing the diversity of organisms which are required to be placed in a true domain.

<u>For more information you can read these papers:</u>

  1. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4008548/
  2. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5604501/
7 0
3 years ago
Which of the following processes removes CO2 from the atmosphere?
posledela

Answer:

Photosynthesis

Explanation:

"Photosynthesis is the process by which green plants and some other organisms use sunlight to synthesize foods from carbon dioxide and water. Photosynthesis in plants generally involves the green pigment chlorophyll and generates oxygen as a byproduct." - Dictionary

3 0
3 years ago
Thinking about the structure and function of leaves, work with your group to propose modifications you might to expect to see in
Sindrei [870]

Answer & Explanation:

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8 0
3 years ago
Explain which direction the molecules will move during diffusion?
allochka39001 [22]

Answer:

Up and down

Explanation:

In the process of diffusion, a substance tends to move from an area of high concentration to an area of low concentration until its concentration becomes equal throughout a space.

4 0
3 years ago
Read 2 more answers
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