"D" conserve resources.
The 3 R's were made to help people use and conserve resources wisely.
I hope this helps!
~kaikers
Answer:
A. Transport of materials in xylem
Xylem tissue helps in the transport of water and minerals
Water is transported upwards from roots to aerial parts of plants
Transport in xylem requires physical forces such as transpiration pull.
B. Transport of materials in phloem
Phloem tissue helps in the transport of food.
Transport of food in phloem requires energy in the form of ATP.
Food is transported in both upward and downward directions.
Hello!
<h3>⭐What does polar mean? </h3>
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- D. An unequal sharing of electrons
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<em><u>Chemical polarity or only polar is a property of molecules that represents the separation of electric charges in the same molecule (see also electric dipole). ...</u></em>
I hope I have helped you :D
greetings
atte:
<u>Angela</u>
❤️
They group together for warmth when it's cold and they also group together in case of threats.