Answer: 298.9 million years old
Explanation: hope it helps luv ❤✨
Answer:
The nervous system has two main parts:
The central nervous system is made up of the brain and spinal cord.
The peripheral nervous system is made up of nerves that branch off from the spinal cord and extend to all parts of the body.
hope it helps :)
<u>Answer:</u>
<em>The purpose of genetically modified crops is increasing the food supply. </em>
<u>Explanation:</u>
<em>When crops are attacked by pests the yield of the crops reduces.</em> The natural pest tackling adaptations of the plant is not just enough to check the invasion of crops by pests. Introducing feature of pest resistance into the <em>genes of plant species will make them pest resistant.</em>
Genetic modification is the method used to achieve this objective. In genetic modification a previously absent feature is introduced into a plant species by various scientific techniques.<em> This feature can be pest resistance, chemical resistance, improved nutrient profile etc. </em>
Geographical isolation usually refers to <span>two populations of the same species being separated due to some type of physical barrier. This separation of population </span>occurs<span> when a body of water or land forms and divides a habitat. </span>Geographic isolation<span> of a species also can </span>occur<span> when animals migrate to an isolated island.</span>
