Mitochondrial DNA mutation occurs at a constant rate throughout history. Thus, each different base in Mitochondrial DNA is able to show just how long ago the 2 species diverged from each other.
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Answer:
Neil Shubin bases his argument that the anatomy of Tiktaalik is relevant to that of humans by discussing specific features of the anatomy of Tiktaalik that vary from typical fish anatomy and correspond to features of the human body. For example, he points out that Tiktaalik has a neck that is able to bend independently of the rest of the body, unlike fish, and like all terrestrial vertebrates, including humans. Therefore, the evolutionary history of humans can be traced to an organism similar to Tiktaalik, resulting in the concept of the "inner fish."
Explanation:
Many reasons are involved in this combination. First, as bone cancer is not easy to determine, doctors may have to use biopsy to have a first look, but it needs to be paired with x rays and different scnas to confirm and do it more acurately. Some bone infection may cause symptoms and imaging results that could be confused with bone cancer.Have in mind that <span>bone metastases can usually be diagnosed based on x-rays and other imaging tests.A combination of all the scans and X rays can help to detect bone cancer in different places of the body, as every method can show tumors in specific parts of the skeleton. </span>
If the question is asking whether it is true or false, the answer is true. It is because not all women who have menstruation has the exact time when it comes to predicting or determine ovulation as there are factors considered and interrupts with these process that made it complicated and hard to determine.
Mammalia (mammals) have hair or fur and produce milk
