Answer:
Xylem cells have no cytoplasm or end walls, meaning they form a tube through which water can pass freely to allow water transport. Lignin strengthens the cell walls, helping to support the plant.
Answer: There is a lot
Explanation:
You're made partly of carbon, so is clothing, furniture, plastics and your household machines. There is carbon in the air we breathe. Diamonds and graphite are also made of carbon.
Where are the answers?? Lol
Pick b just pick b I know its right I have hade the same one
Answer:
Explanation:
As per the Newton's first law of motion,
where "v" is the final speed
"u" is the initial speed
"a" is the acceleration
and "t" is the time taken
Substituting the given values in above equation, we get -
The cart be traveling at a speed of 
by the time it reaches level ground.
