Blood pressure is higher in the arteries as a result of
Blood pressure is higher in the arteries as a result of
stree
contraction and relaxation
blockage in the arteries
presence of valves
Correct answer is B
No explanation has been provided for this answer.
Which of the following statements about heredity is not true? In heredity the traits are ...
The structure labelled i is ...
The process by which fruits develop without fertilization is called ...
Which of the following processes occurs in the second phase of meiosis? ...
In the diagram, the structures used for offense and defense are labelled ...
Free nitrogen is released to the atmosphere by ...
In which of the following biomes is the south western part of Nigeria located? ...
The set of fins that control steering, balancing and change of direction and pitch in fish is ...
The spinneret found in the caterpillar of butterfly is used for ...