Question 19 What causes Folate deficiency?
sunscreen
UVB radiation
living near the North or South Pole
Excess vitamin D

My Explanation would be equivalent to the last answer (Excess Vitamin D).

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Explanation:

One of the most common causes of folate deficiency is not eating a healthy, balanced diet. A healthy diet includes foods that naturally contain folate or are enriched with folic acid.

identify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.identify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.v

a. seed plant structure. 1. the three main plant organs are roots, stems, and leaves. a fourth kind of tissue, meristematic tissue, is responsible for plant growth. meristematic tissue is the only plant tissue that produces new cells by mitosis. plants can lose water out of their leaves as they exchange gases with the air

explanation: