The cytoplasm fills the cell and is surrounded by the cell membrane. :)
Answer:
Nervous system: This systems helps the five sense organs (eyes, ears, nose, tongue, skin) which all contain nerves that send messages to the brain about what is happening. The brain produces a response which it sends via other nerves to the muscles.
Digestive system: This system helps to break down food into simpler substances so it can be used and absorbed into the body. It takes place in the alimentary canal (food tube), mainly in the stomach and small intestine. The digested food is absorbed into the blood.
Respiratory System: This system helps take in oxygen and removing waste carbon dioxide. Air enters the lungs by movement of the rib muscles and diaphragm. The oxygen is absorbed into the blood.
Reproductive system: This helps produce offspring. Eggs are produces by ovaries in a female and the sperm is produced in the testes of a male. They then try and fertilise the eggs.
Note:
Hope this helped <33
Sedimentary rocks form when new sediments are deposited on top of older rock
Answer:
B, A, D, C
Explanation:
Deletion - loss of part of the DNA chromosome
Duplication - extra copy made of part of the chromosome
Inversion - reverses direction of the chromosome
Translocation - part of one chromosome attaches to another chromosome
As drosophila melanogaster is in eukaryotes so , the chromosome must be located in nucleus !