Which best describes xylem and phloem ? A. the flowering parts of a plant

B. chlorophyll that uses light energy to make food for the plant

C. transportation tubes in a vascular plant

D. vascular tubes found only in a plant's stem

Plz help

Question 4 using myplate's daily food plant for 2000 kilocalories as a reference, the servings from the protein foods group in this menu are a. adequate overall, and consistent with the dietary guidelines 2010 recommendations. b. short 2 ounce equivalents. c. inadequate in terms of the recommendations for a 2000 kcal diet. d. adequate overall, but inconsistent with the dietary guidelines 2010 recommendations.

Which statement is true about the cell theory? a) it is well-supported by evidence. b) it is unchangeable and permanent.

Crossing over is a method of (blank)?