subject
Biology, 10.03.2020 17:44 bvallinab

What is the function of the valves in veins in the legs?
O
A More blood moves through veins
O
O
O
B They prevent blood from moving up toward the head.
C More blood moves through arteries
R They prevent blood from moving down toward the feet

ansver
Answers: 2

Another question on Biology

question
Biology, 21.06.2019 17:00
Forensic nursing is a medical-specialist career that grew out of a response to divorce in society. true false
Answers: 1
question
Biology, 21.06.2019 19:00
4.06 hc)a five-year review of threats to the southern resident orca population of the united states concluded that the top threats were prey availability, contaminants, and effects from recreational and whale watching vessels. further down the list are oil spills, disease, and effects from commercial vessels not targeting whales. how might this list be different if it were for transient whale populations, which have a larger average population size and live farther offshore in open waters? a)the transient population is more likely to be affected by contaminants. b)the transient population is less likely to be affected by whale watching vessels. c)the transient population is more likely to be affected by disease. d)the transient population is less likely to be affected by prey availability.
Answers: 1
question
Biology, 22.06.2019 02:00
Research cheetahs on the internet what has contributed to this animal becoming "endangered" or "threatened." what animal you have chosen? -cheetah how long has the animal been endangered or threatened? what has contributed to this animal’s endangered or threatened status? why is it important to save this animal from extinction? after researching and gathering facts, write a 350-word letter from the point of view of an animal rights' activist. be sure to include at least five facts that you learned from your research.
Answers: 3
question
Biology, 22.06.2019 06:30
Human genes only differ by less than percent. a. 1 b. 6 c. 11 d. 16
Answers: 3
You know the right answer?
What is the function of the valves in veins in the legs?
O
A More blood moves through ve...
Questions
question
Mathematics, 26.05.2021 08:30
Questions on the website: 13722361