Top answers

Biology
GCSE

Bacteria can develop resistance to antibiotics. Explain how this may be prevented.

The overuse and misuse of antibiotics promotes antibiotic resistance. A common misconception is that antibiotics can be used to treat colds and the flu, which are actually caused by viruses. Therefore, by...

MT
Answered by Max T. Biology tutor
3211 Views

what is respiration

Respiration is a chemical reaction which takes place in living cells. It uses oxygen from the air and glucose from food to release energy to allow our body to function. Carbon dioxide and water are also m...

AK
Answered by Aliyah K. Biology tutor
11584 Views

Describe the process and purpose of transcription

The purpose of transcription is to produce an mRNA copy of a gene, to allow the genetic information to pass out of the nucleus, through the nuclear pores where it can be used to a...

MG
Answered by Megan G. Biology tutor
26175 Views

Tobacco mosaic virus (TMV) can cause plants to produce less chlorophyll. This causes leaf discoloration. Explain why plants with TMV have stunted growth.

The reduction in plant chlorophyll content due to TMV means that less photosynthesis is reduced. Chlorophyll is integral to photosynthesis. A reduction in photosynthesis means that there is a subsequent r...

SJ
Answered by Shloke J. Biology tutor
23125 Views

Describe one problem inbreeding causes.

These animals are more likely to pass on (recessive) disorders, and subsequently more likely to be susceptible to diseases.  

JS
Answered by Jeevan S. Biology tutor
6475 Views

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