Genes are the proof of evolution and show that we are related to another species that existed long ago. So that means we all share some of the same genes.
Answer:
False
Explanation:
we create more body cells with mitosis not meiosis , we create gametes with meiosis
Answer:
External fertilization is a mode of reproduction in which a male organism's sperm fertilizes a female organism's egg outside of the female's body.
Explanation:
Answer:
Option A.
Organisms in the deepest part of the ocean come up to the surface to breath.
Explanation:
- Abyssal zone is the part of the ocean towards the bottom. It consists of 83% of the ocean.
- The zone is completely dark. There is no sunlight striking this zone so the organisms which require sunlight are not found here.
- The organisms like sharks and deep sea fish in this zone have to reach above them for breathing dissolved oxygen as this zone has no such plants to produce oxygen.
Biodiversity refers to number of variety of life on earth
