Plant roots do not carry out photosynthesis so D.
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The right option is fatigue
<span>Fatigue is a feeling of tiredness, lack of
energy and motivation. Fatigue is a symptom of iron-deficiency anemia, which is
common in pregnancy. During pregnancy, hormonal changes such as increased
progesterone levels, physical changes and emotional changes occur in the body and
this can contribute to decreased energy resulting in fatigue.</span>
At the inner mitochondrial membrane<span>, a high energy electron is passed along an electron transport chain. The energy released pumps hydrogen out of the matrix space. The gradient created by this drives hydrogen back through the </span>membrane<span>, through ATP synthase.</span>