C: to protect flower buds
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Magnesium is an essential element for
What is the effect of a lack of nitrate ions on plant leaves?
What are the signs of magnesium deficiency and nitrogen deficiency in leaves of plants? 1 purple spots on leaves 2 re…
Table 3.1 is a list of some of the constituents of a healthy human diet. [Table 3.1 showing: constituent (carbohydrat…
Table 5.1 shows a number of processes that occur in the lungs and thorax (chest cavity). [Table 5.1 showing processes…
Describe the differences in structure and function between a cell wall and a cell membrane.