This process is called meiosis. Mitosis produces two identical daugheter cells, each with 12 chrimosomes. Meiosis produces four daughter cells with 6 chromosomes.
Answer:
<h2>b. It allows spinal nerves to exit the spinal cord. </h2>
Explanation:
- The vertebral column is an important characteristic of vertebrates.
- The formation of the vertebral column takes place from the notochord in the vertebrate.
- The vertebral column is also known as the spine or generally called the backbone.
- It forms the spinal canal that is responsible to provide protection to the spinal cord.
- The vertebral column is divided into many regions into human beings and some other organisms according to its function and position.
- It has many functions such as protection of the spinal cord, allow passes of spinal nerves and some other.
I think it A because Cyanobacteria absorb co2 from the atmosphere and then release oxygen To the atmosphere