laun
laun
15-04-2017
Biology
contestada
what is the major function of valves in human veins
Respuesta :
aSpitty
aSpitty
15-04-2017
To prevent blood flowing back after each heartbeat. They ensure that the blood flows only in one direction (back to the heart).
Answer Link
VER TODAS LAS RESPUESTAS ( 83+ )
Otras preguntas
What is the mechanical advantage of a handle on a water well that requires 5 newtons of force to lift a 40-Newton bucket of water?
You have been hired as a writer for a student website. Your first assignment is to write a blog post on how to write persuasively, using “Why can’t my employees
asset a has an expected return of 15% and a reward-to-variability ratio of .4. asset b has an expected return of 20% and a reward-to-variability ratio of .3. a
What impact does the first-person narration have?
Can anyone help please?
because bernard has some health issues, he must pay 15% more for life insurance. about how much more annually will a $115,000 10-year term insurance at age 35 c
Spanish 2 Identificar Listen to each question and select the appropriate category.
How do you find the point that divides a line segment into the golden ratio?
A train travelling along a straight line with constant acceleration is observed to travel consecutive distances of 1km in times of 30s and 60s respectively. Fi
A covered Bridge is 8 yards long. In a photograph for sale at a gallery The Bridge is 5/12 foot-long which statements are true? 1. One yard of the covered Bridg
