What do veins have that arteries and capillaries do not?
a. valves
b. skin cell...
Biology, 31.12.2019 05:31 justiceisbae1
What do veins have that arteries and capillaries do not?
a. valves
b. skin cells
c. extra thick
d. chambers
Answers: 1
Biology, 21.06.2019 19:10, Falconpride4079
Liquid water turns into water vapor at which step in the water cycle? a. precipitation o b. water run off c. evaporation d. condensation
Answers: 2
Biology, 21.06.2019 19:30, darkpain8913
Give the biological term for: structures that display characteristics of living organisms only within living cells
Answers: 1
Biology, 22.06.2019 05:50, katiekern5207
How is the carbon cycle related to global warming ?
Answers: 2