Answer:
A) Blood pressure measures pressure on the arteries and can be an indicator of an unhealthy cardiovascular system.
Explanation:
Blood pressure is the amount of pressure that the blood puts on the arteries as it flows through them.
The expression would be $0.20 x f. Once you figure out what the 'f' variable stands for, you have to multiply it by $0.20, and you will have your answer.
A new island is formed from a volcanic eruption is an event that lead to speciation.
<h3>What is speciation?</h3>
Speciation is the evolutionary process in which in populations of organisms come to being or evolve to become distinct species. The biologist Orator F. Cook made some Discovery and term it speciation in 1906when he performed experiment on cladogenesis, the splitting of lineages, as opposed to anagenesis, phyletic evolution within lineages.
Therefore, A new island is formed from a volcanic eruption is an event that lead to speciation.
Learn more about speciation from the link below.
brainly.com/question/2113835
The answer is b) "No known sexual mode of spore formation
<u>"</u><u><em>False" because the pure substances are made up of single elements or compounds.</em></u><u> </u>Hope this helps! Thank you for posting your question at here on Brainly. Have a great day! -Charlie