Question

Heart beat rate is equal to the pulse rate. what does it mean?

Answer 1

This sentence mean that pulse rate is as same as heart rate.

Answer 2

Leaves lack the essential green pigment chlorophyll. ... With severe chlorosis the leaves, affected branch, or entire plant may die. The most common nutrient problem associated with chlorosis is lack of iron, but yellowing may also be caused by manganese, zinc, or nitrogen deficiencies.