Highly vascularized due to blood needing oxygen and needing to release carbon dioxide. They take place between alveoli and capillaries.
Answer:
Once mitosis is complete, the cell has two groups of 46 chromosomes, each enclosed with their own nuclear membrane. The cell then splits in two by a process called cytokinesis, creating two clones of the original cell, each with 46 monovalent chromosomes.
Explanation:
Answer: the second one
Explanation:
Because a food web describes how different organisms eat different things
Answer:
Cancer is caused by changes to certain genes that alter the way our cells function. Some of these genetic changes occur naturally when DNA is replicated during the process of cell division. But others are the result of environmental exposures that damage DNA.
This is true! Minerals were mined both on the surface as well as in mines and caverns underground.