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Explain the process of phagocytosis

The first stage of phagocytosis is named chemotaxis. This stage involves the migration of the phagocyte (a type of lymphocyte/ white blood cell) towards a pathogen. This occurs due to foreign antigens (non s...
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Answered by Grace L. Biology tutor
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Explain why DNA replication is semi-conservative

When DNA is replicated, the original DNA double helix is separated into two strands. Each strand is used as a template for complimentary free nucleotides to bind to and create new complimentary DNA strand. T...
Answered by Biology tutor
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What is neurotransmission and how does a chemical synapses work?

Neurotransmission is the process that uses electrical or chemical signals to communicate between neurones, leading to the co-ordination of secretion, muscle contraction and organ and brain function in the bo...
Answered by Biology tutor
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What are the 4 phases of mitosis?

Prophase, metaphase, anaphase, and telophase.
Answered by Biology tutor
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What is the structure of a protein?

Proteins are long chains of amino acids connected by peptide bonds. The structure of proteins is broken down into 4 components. The primary structure of a protein is simply the order of amino acids found in ...
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Answered by Richard N. Biology tutor
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