<u>Answer:</u>
<em>It is not true to say that common ancestors occurs only within a single species rather two species with similar traits might have a common ancestor. </em>
<u>Explanation:</u>
If the ancestor is same for both the species then it is said that both the species are closely related and share common ancestor with similar evolutionary relationship.
Phylogenetic tree are drawn and studies are done to understand the ancestor of a species. The evolution has occurred from the ancestor to the new species formed.
Answer:
A. contains large segments of DNA from different sources and events.
The process of cell reproduction consists of five stages. The first stage is called prophase. This stage occurs when the chromatin coils and condenses to form the chromosomes.In this stage the <span>nuclear membrane inside the cell begins to disappear.</span>
The roots of the plant do not make the food. Thus, the answer to this question is letter B. The roots hold the plant in place and through them the minerals and water from the soil. The roots is also involved in the vegetative reproduction and competitions with other plants.
Answer:
Red blood cells live about 120 days, and platelets live about 6 days. Some white blood cells live less than a day, but others live much longer.
Explanation: