Answer:
share a common ancestor
Explanation:
<em>The similarity in their embryos and embryonic development suggests that reptiles, birds, and mammals share the same ancestor.</em>
Similarity in the structure and development of embryo is one of the evidences that is been used by scientists to support the theory of evolution of species. According to the theory of organic evolution, all organisms are on earth as a result of descent with modifications from common ancestors.
<u>Reptiles, birds, and mammals are all vertebrates. They share some basic characteristics and are thought to have shared a common ancestor before each group took different adaptive channels leading to their differences as they currently exist.</u>
Answer:
Scientists did not know how traits were inherited
Explanation:
Scientist before did not know how the trait is passed on not until Griffith's experiment.
The most important physical fitness for your and middle aged
adults is cardiorespiratory endurance as this measures the capability and
health of the heart, muscles and lungs in making sure that they are strong
enough and making the body work enough and to be fit, this is a component in
enhancing a maintaining a good health to an individual.
If you compare them, Denver has a much colder climate.
Bacteria in our gut help to protect us by crowding out some of their dangerous relatives that can cause disease. Other good bacteria have been used in medicine to create antibiotics, and others still are used in food production to make fermented foods (think sauerkraut, yogurt, kimchi and kombucha.)