The blank could be filled in with humerus since it is the longest bone in the leg.
Answer:
The crabs with white shells. The next generation of crabs will be white shelled.
Explanation:
The crabs with white shells are more likely to survive because they blend in with the white sand more than the ones with brown shells making it easier to hide from predators and also makes it a desired trait.
Phylogenetic trees are often used to track what evolved from what.
Answer:
The increase in the human population and waste it produces, deforestation , peat bog destruction and global warming are all reducing biodiversity
Explanation: