The micro tubes that form prophase and control chromatids are called spindle fibers.
A population consists of all the organisms of a given species that live in a particular area
Circulatory -
Brings oxygen and nutrients where it is needed, removes toxic chemicals, maintains a stable body temperature
Digestive -
Food and nutrients are absorbed in the small intestine. These nutrients are necessary for other body systems to maintain homeostasis.
Excretory -
Removes all waste from the body, kidneys filter chemicals, liver filters toxins
Answer:
The answer is Physical. Physical immunity occurs when a person immune system responds to antigen.
Explanation:
Blood typing can identify if will is the father or not by the composition of the genotype and it’s compatibility within the parents.
Will can not be the parent as there is only one possible genotype composition of blood type AB being i^Ai^B.