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How is a leaf adapted for photosynthesis?

Leaves have a large surface area so more light hits them. The upper epidermis of the leaf is transparent, allowing light to enter the leaf. The palisade cells contain many chloroplasts which allow light to b...
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Answered by Aylin L. • Biology tutor
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What is the Hardy-Weinberg equilibrium and when is it used? With an example

The Hardy-Weinberg equilibrium is used to work out dominant and recessive allele ratios in a population regarding one gene. Dominant alleles are those which when at all present in the genotype develops a par...
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Answered by Ellie B. • Biology tutor
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Which of the following are found in plant cells but not in animal cells? Mitochondria, Cell Wall, Cell membrane, Chloroplasts, Cytoplasm, Vacuole

The cell wall, chloroplasts and vacuole are found in plant cell rather than animal cells. These components are know as organells of a cell and these organells for a plant are vital for its functionality and ...
TA
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Explain how water is re-absorbed in the kidney

It would be helpful for you to have a diagram of a kidney nephron in front of you as you read this explanation. The body has a clever mechanism to conserve water levels, it creates a strong salt concentratio...
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Answered by Charlotte D. • Biology tutor
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What is selective reabsorption?

Selective reabsorption occurs because during ultrafiltration, important components of the blood are filtered out and they need to be reabsorbed into the body. When the filtrate leaves the Bowman's capsule an...
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Answered by Charlotte D. • Biology tutor
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