The answers would be histones; nucleosomes.
Sentence form: In the nucleus, DNA is wrapped around histones to form nucleosomes.
This would be enzymes made of proteins.
If you appreciated my answer, please brainliest me!
A.) Oxygen is an output......
Answer:
B, A fossil found in rocks from one time period
Explanation:
Fossils are used to determine the ages of rock layers. Index fossils are the most useful for this. Index fossils are of organisms that lived over a wide area. They lived for a fairly short period of time. An index fossil allows a scientist to determine the age of the rock it is in. Hope that this helps you :)
D. Lymph nodes are the filtering points throughout the body... found in the lymphatic system
