Answer:
The average abortion occurs at the beginning of fetal period
Explanation:
no explanation
Answer:
d. secondary endosymbiosis.
Explanation:
- When a living cell acquires another organism that eventually becomes a part of this cell, this process is known as primary endosymbiosis.
- When an organism that has already undergone primary endosymbiosis engulfs another eukaryotic organism then this process is known as secondary endosymbiosis.
- Secondary endosymbiosis has been known to occur in plastids because of which they are surrounded by two membranes. This bilayer is present because one of the layers is the original outer membrane of the organism and the other membrane is that of the organism that has been engulfed.
Friction is a force resisting the movement between 2 objects. (slows or stops the movement)
Use 4 eggs. Put one egg in warm water and one egg in cold for trial one. Do another trial doing the same thing with the other eggs. See which gender the animal is after performing this and providing a recovery period.
