Answer:
excretory system and circulatory system
Explanation:
Blood is part of circulatory system and as it move through various organs it exchanges the gases i.e give oxygen to the cell and take carbon dioxide from them. After taking CO2, the blood becomes impure and hence it passes through the kidney before going to the heart. Kidney is part of excretory system which removes carbon dioxide from blood and thus purifies it.
Answer: That is false
Explanation: Catfishing is a deceptive activity where a person creates a fake identity on a social network account.
Answer:
It occurs in the organelle ribosome which can either be located in the cytoplasm or in the rough endoplasmic reticulum
Explanation:
This is because the translation of mRNA into amino acids forms proteins and as we know the organelle ribosome is responsible for synthesizing proteins