Differentiate between transport of materials in xylem and phloem?

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.

c) 50% there are four chromosomes. after crossing over, 2 of the four have been changed. that means any gamete has a 2 in 4 chance or 50% chance of receiving the mutated chromosome.