Does Natural selection or evolution involve with this? it sounds like spiders and other Insects or bugs that have evolved to be able to have limbs in order to survive in a environments that would require extra limbs. probably from genes being passed on and also being mutated positively in order for the newer species to better adapt. the pair of legs could have been increased because of the environment that requires it and also as the mating changes it's basically survival of the fittest.
Answer:
There is an increase in biodiversity due to the isolation that occurs and the adaptation that species must have to new habitat conditions. In the same way the species of each of the parts of the continent will be different from each other.
Answer:
The correct answer is D. the hawk.
<span>is held in genetic material called DNA.</span>
Answer:
They have the ability to contract
Explanation:
Muscle cells are characterized by their *ability to contract* whereas nerve cells help to transmit impulses.
The basic component of all muscle cell is the myofibrils *,a minute, threadlike structure composed of protein. Each muscle cell contains several myofibrils, which are composed of regularly arranged myofilaments of two types, thick and thin.
