Top answers

How does base deletion in the DNA code produce a nonfunctional protein?

Base deletion leads to a frame shift error as the DNA code is read in triplet codons and is non overlapping. This leads to different amino acids being translated and a different primary structure. This leads...
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Answered by Haider A. • Biology tutor
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What does the mitochondria do?

It is the powerhouse of the cell. produces energy (ATP) from respiration for the body to use.
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Answered by Robert H. • Biology tutor
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By what process do proteins leave a cell?

Exocytosis. Vesicles transport proteins from the Golgi apparatus to the plasma membrane
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Answered by Robert H. • Biology tutor
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What are enzymes and how do they work?

Enzymes are what are called 'biological catalysts;' that means they speed up how fast a reaction takes but they are unchanged by the reaction themselves. They work by lowering the activation energy needed fo...
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Answered by Tom D. • Biology tutor
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How is a nervous impulse transmitted across a synapse?

An action potential (AP) reaches the pre-synaptic membrane. This causes the voltage-gated calcium channels to open, and calcium ions flow down their concentration gradient into the pre-synaptic terminal. Thi...
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Answered by Teodora N. • Biology tutor
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