blubberfish8209 blubberfish8209
  • 21-11-2019
  • Biology
contestada

Valves in the veins support the theory that: A: blood moves in two directions through the vein, B: movement of blood is back and forth through the veins, C: blood circulates through the body, D: blood ebbs and flows in one space

Respuesta :

heathmattocks heathmattocks
  • 21-11-2019

Answer:

c

Explanation:

because the blood circulates

Answer Link

Otras preguntas

Which of the following binds to the active site of an enzyme?                 A)           water                 B)            product                 C)
What were Verrazano, Cartier, and Hudson searching for in the Americas?
what are the constant proportionality y=0.2x
Mr. Stevens bought 8 liters of soda for a party. His friends drank 1 liter. What fraction of the soda did his guests drink? What fraction of the soda was left
Which is bigger 1,600 oz or 10 lb
Emily takes different routes when she rides her bike to school each day. Going home, she always takes the same 4 miles route. Write an algebraic expression to r
what is 32 over 64 reduced too
ax+b=3(x-a) solve for x
Devaughn is 9 years younger than Sydney. The sum of their ages is 61. What is Sydney's age?
30-60-90 special right triangles