1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Vlad1618 [11]
3 years ago
13

What is the advantage of having valves in the veins?

Biology
2 answers:
iogann1982 [59]3 years ago
7 0

Answer: Why do veins have valves and what is their function? These valves are what ensure blood flows toward your heart. Vein valves work hard, against gravity, to bring the blood that flowed down via arteries back up to your heart.

Explanation: thats the answer i hope this helps you :)

enot [183]3 years ago
5 0

Answer: ensure blood flows toward your heart

Explanation:

These valves are what ensure blood flows toward your heart. Vein valves work hard, against gravity, to bring the blood that flowed down via arteries back up to your heart. When your vein valves are open and healthy, they are able to do their job properly, as the blood is easily able to flow up.

You might be interested in
Which describes a metaphase plate? sister chromatids lining up in the center of the cell parent cells dividing into two daughter
Flura [38]
Metaphase plate refers to sister chromatids lining up in the center of the cell. <span>This event occurs during the metaphase of the cell division and it is the indication of this phase. Metaphase plate is a moment when all of the chromosomes organize, line up literally in a row and after that begin to separate. It is an important step because allows the cell to assemble and then divide the chromatids.</span>
6 0
4 years ago
Read 2 more answers
What musical group does the skin flute fall under??
Troyanec [42]
The skin flute<span> is a musical instrument of the woodwind family. Unlike other woodwind instruments, a flute is a reedless wind instrument that produces its sound from the flow of air against an edge called "</span>blowing".
5 0
3 years ago
Read 2 more answers
MULTIPLE CHOICE:
MariettaO [177]
D. Surface tension surface tension it’s what makes insect walk on water
5 0
3 years ago
A scientist observed a certain type of a particular bacteria growing in a substance that had a 1,000 times higher amount of the
Taya2010 [7]

Answer: This is an extremely drug resistant bacteria that must have inherited genes against this drug resistant from a parent bacteria that was exposed to the drug or substance. The parent bacteria went through a mutation to survive this environmental pressure and transferred that gene or mutation to its offspring.

Through natural selection and horizontal gene transfer this bacteria is able to survive in the presence of a molecule that is supposed to kill it and has developed extreme resistance against.

5 0
4 years ago
Which answer has the correct order for the four phases of mitosis?
seraphim [82]

Answer:

PMAT

Explanation:

3 0
3 years ago
Read 2 more answers
Other questions:
  • 16. In some genetically engineered corn plants the dominant gene (BT) produces a protein that is lethal to certain flying insect
    5·1 answer
  • Is energy in fossil fuels is derived from the energy stored in plants and animal matter?
    5·1 answer
  • What two enzymes are needed to produce a dna molecule?
    7·1 answer
  • A small child gives a plastic frog a big push at the bottom of a slippery 2.0 meter long, 1.0 meter high ramp, starting it with
    7·1 answer
  • What has been produced in the drawing below?
    7·1 answer
  • You have to divide the four living things into three groups. First, you divide them into two groups: shell or no shell. That put
    15·2 answers
  • Edge species _____. view available hint(s) edge species _____. are all nest parasites exist only in areas that have been altered
    5·1 answer
  • What are fused in the production of monoclonal antibodies?
    12·1 answer
  • Which is a property of ultraviolet C (UVC)?
    5·1 answer
  • Read the selection and answer the question that follows:
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!