Option D is the correct answer.
To what extent has the presence of a true coelom in animals changed over the course of evolution?
A coelom is a body cavity that is formed from the mesoderm tissue.
Option D - The presence or absence of a true coelom appears to have changed multiple times during the course of evolution.
Answer:
The correct answer is option A, Improved respiratory health of local residents
Explanation:
A coal plant produces lot of harmful gases as waste in to the atmosphere which is very dangerous to all forms of living beings and cause lot many respiratory disease especially in the human beings. But when it will be replaced by a nuclear plant which is a sort of renewable source of energy, produces energy as a consequence of continuous fission reaction without any harmful by product formation
Answer:
Change in the vascular system.
Explanation:
High blood pressure occurs when the arteries in the human body system become rigid thereby making the blood pressure rise.
The cause for this situation particularly in older people is the changes in the vascular system or circulatory system.
This is said to be vasoconstriction which lowers the flow of blood in the circulatory system, thereby causing high blood pressure
Hence, since Mr. Ackah is a retired teacher, it is believed that he is an old man susceptible to changes in the vascular system or vasoconstriction.
The food web shows who eats who or what and the pyramid ranks them
Answer:
fever or feeling feverish/chills. cough. sore throat. runny or stuffy nose. muscle or body aches. headaches. fatigue and sometimes vomit and diarrhea.
Explanation:
