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Describe how living plants are involved in the carbon cycle. (4 marks)

Living plants take in carbon dioxide for photosynthesis. They take in this carbon to make protein. They respire which releases carbon dioxide. they provide food for animals. They store/lock up carbon.
Answered by • Biology tutor
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How is DNA linked to protein synthesis? Why does mutations in DNA have serious implications on protein synthesis?

DNA is the genetic code of an individual, this has been assembled from the contributions of your maternal and paternal gamete genomes. When a gene is being expressed, a polymerase transcribes a copy in the f...
SW
Answered by Samuel W. • Biology tutor
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What is a mutation and how do they affect proteins?

A mutation is a change in the sequence of DNA bases in the genetic code of an organism. They're actually very common, and cause variation in a species. They are random changes, and can sometimes be inherited...
LF
Answered by Lois F. • Biology tutor
4278 Views

Describe the process of gene transcription?

Transcription is the process in which a gene's DNA sequence is copied to form a messenger RNA molecule. The DNA molecule unwinds due to the action of DNA helicase. RNA nucleotides complementary base pair wit...
JF
Answered by John F. • Biology tutor
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What is natural selection?

A mutation of the gene leads to a change in the phenotype of the organism. For natural selection to occur this change must give the organism an advantage and therefore it has a higher chance of survival. If ...
EG
Answered by Eleanor G. • Biology tutor
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