subject
Biology, 25.08.2019 18:30 lilquongohard

The human cardiovascular system is considered closed because
a. blood is continuously circulated in the body.
b. blood provides nutrients to organs.
c. blood collects oxygen from the lungs
d. there are no holes for blood to enter or leave the system

ansver
Answers: 1

Another question on Biology

question
Biology, 21.06.2019 23:00
Write a paragraph at least 5 sentences “why all vaccinations should be mandatory”
Answers: 2
question
Biology, 22.06.2019 07:30
Match the reproductive structures based on their function and the system to which they belong. egg ovary sperm vas deferens vagina fallopian tube testis urethra
Answers: 1
question
Biology, 22.06.2019 10:20
Amines amides and amino acids are categories of
Answers: 1
question
Biology, 22.06.2019 11:30
Which structure in the cardiovascular system connect arteries to veins?
Answers: 1
You know the right answer?
The human cardiovascular system is considered closed because
a. blood is continuously circula...
Questions
question
Mathematics, 06.04.2021 06:00
question
Biology, 06.04.2021 06:00
question
Mathematics, 06.04.2021 06:00
question
Business, 06.04.2021 06:00
question
Mathematics, 06.04.2021 06:10