Answer: B
Explanation:
The way something is arranged enables it to play its role, fulfill its job, within an organism (a living thing). Structure-function relationships arise through the process of natural selection.
The hypothesis that all modern humans descended from an African lineage is supported by the mitochondrial DNA evidence. The Eve hypothesis is the hypothesis that is based on the study of mirtochodrial DNA; that modern humans have a common female ancestor who lived in Africa around 200,000 years ago. It is also called African Eve hypothesis.
Population- number of people or animals in a particular place.
Examples:
•events
•over 8M people living in NYC
•businesses
Answer:
The cell of humans contains 46 chromosomes and is about to undergo cell division so two types of cells are formed. If the cell division occurs in somatic cells then mitosis occurs or if the cell division occurs in sex cells then meiosis occurs. In mitosis, two daughter cells are formed while in meiosis, four daughter cells are produced. In mitosis, each daughter cell has 46 chromosomes while in meiosis each daughter cell has 23 chromosomes.
Almost no discernible structure
