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What is the difference between an endocrine and exocrine gland?

An endocrine gland secretes its products, for example hormones, directly into the blood. An example of an endocrine gland is the adrenal gland which secretes adenaline made in the adrenal medulla directly in...
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Answered by Maddalena C. • Biology tutor
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How does a plant respond to light?

Plants have cells within them called photoreceptors. These receptors are light sensitive and the plant can detect the strength and direction of light, which is important for photosynthesis. The mechanism of ...
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Answered by Isabel K. • Biology tutor
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What are the different stages of mitosis and what do they consist of?

Mitosis can be grouped into four main stages: prophase, metaphase, anaphase and telophase. Prophase: the chromosomes supercondense, the nuclear envelope disintegrates and the centrioles migrate to the poles ...
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Answered by Harry J. • Biology tutor
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What's the difference between the light dependent and independent reactions?

The light dependent and light independent reactions are two stages of photosynthesis that overall utilise light energy to fix carbon dioxide into sugar molecules. There are however major differences between ...
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Answered by Harry J. • Biology tutor
67926 Views

What are the processes of transcription?

Transcription is the first stage of protein synthesis, it occurs in the NUCLEUS. The main purpose is to make an mRNA (messenger RNA) copy of a gene - it is like a photocopy. There are 4 main stages.... Numbe...
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Answered by Lynsey R. • Biology tutor
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