Sharp teeth that are constantly replaced would be the answer! In order for it to be a specific adaptation you would need the detail of why the animal has that adaption for example fins for stability:)
Answer;
Both genes and the environment
Both genes and the environment direct and produce human behaviors, personality traits, and even psychological disorders.
Explanation;
-Human behavior is determined by complex interactions of both nature and nurture. Genetic make up of a person together with the environment influences the physical and behavioral characteristics of an individual.
-Personality is a complex trait that is influenced by many different genetic and environmental factors. Personality traits are also polygenic trait because multiple genes are involved in determining these traits. Because a large number of genes each playing a small role in determining our personality, it is difficult to isolate and identify these genes.
During dormancy, seeds wait until the conditions are optimal for cellular respiration. Modifications would include things such as seeding elongation, germination and hormone regulation
The first evidence of modern human traits, including increasing brain size and dependence on material culture shows up in Homo habilis. Even though they are species<span> of genus </span>Homo, they are not similar to people nowadays at all. <span>In </span>palaeoanthropology, these species were the first ones who left Africa and started to move and spread along Eurasia, which is one the main facts and characteristics of Homo habilis.