Mutations can lead to missing or malformed proteins, and that can lead to disease. ... Some mutations happen during cell division, when DNA gets duplicated. Still other mutations are caused when DNA gets damaged by environmental factors, including UV radiation, chemicals, and viruses. Few mutations are bad for you.
Answer:
1. Brain
2. Peripheral nerves
Explanation:
The nervous tissue or the nervous system is a system in the humans or animals formed by the neurons.
The nervous system can be categorised into two types based on the structure and functions: the peripheral nervous system and the central nervous system.
The central system of neurons comprises of the neurons present in the spinal cord and the brain and the peripheral system which comprises the nerves of the organs present except the brain and the spinal cord like the nerves in the limbs (legs, arms).
Thus, Brain and Peripheral nerves are correct.
Answer:
There are many types of crows (Like the American Crow, Little Crow, and the Brown-Headed Crow) that live all around the world.
The American Crow is found all around North America.
Cellular respiration<span> uses energy in glucose to make ATP. Aerobic (“oxygen-using”)</span>respiration<span> occurs in three </span>stages<span>: glycolysis, the Krebs cycle, and </span>electron transport<span>. In glycolysis, glucose is split into two molecules of pyruvate.</span>
