Answer:
An open system is a system that has external interactions. Such interactions can take the form of information, energy, or material transfers into or out of the system boundary, depending on the discipline which defines the concept
Explanation:
Answer:
Nitrogen containing waste consist or urea, ammonia, uric acid and creatinine, which is eliminated as urine by the kidney.
Explanation:
Nitrogenous waste is a by product of protein metabolism that takes place in the liver. It is transported to the kidney where its filtered by the nephron and excreted in form of urine in mammals, uric acid in reptiles.
Chromosome non-disjunction, anaphase lag and endoreplication
No because they help to come up with tests that a person could run and then when they don't work just change the hypothesize to something that fits the tests or change the tests.
