Answer:
A virus
Explanation:
It is also known as bacteriophage, but it is a virus
Answer: When a blood vessel contracts for a short period of time.This constriction can contract small vessels completely and avoid the flow of blood through them.
Explanation:
The flight or fight hormone, adrenaline
Answer:
Mitosis
Explanation:
Mitosis does not include replication of chromosomes. If this helped you, Brainliest is appreciated.
It acts as a framework inside the endoplasmic reticulum and keeps it from collapsing . it helps keep the organelles in place and directs their movement as needed . it keeps the DNA safely enclosed in the nucleus and holds the nucleus together . it provides anchoring places for the cell cytoplasm and help it move molecules . maybe that help :)